See Google Scholar and Research Gate profiles for more information.
Updated May 20, 2020
2020
113) Ensminger D., Pritchard C., Langkilde T., Tess G., Banfield J., Walter W.D. 2020. The influence of hunting pressure and ecological factors on fecal glucocorticoid metabolites in wild elk. Wildlife Biology DOI: 10.2981/wlb.00683
112) Assis B.A., Jarrett B.J.M., Koscky G., Langkilde T., Avery J.D. 2020. Plastic sexual ornaments: Assessing temperature effects on color metrics in a color-changing reptile. PLoS ONE 15(5): e0233221.
111) Herr, M.W., Avery, J.D., Langkilde T., Howey C.A.F. 2020. Trade-off between thermal quality and predation risk at timber rattlesnake gestation sites. Journal of Herpetology 54: 196-205
110) Pritchard C.E., Palme R., Langkilde T. 2020. Glucocorticoid and triiodothyronine concentrations do not correlate with behavior in vicuñas (Vicugna vicugna). General and Comparative Endocrinology 286:113299
2019
109) Trevelline B.K., MacLeod K.J., Langkilde T., Kohl K.D. 2019. Gestation alters the gut microbiota of an oviparous lizard. FEMS Microbiology Ecology 95: fiz086
108) Sprayberry K., Tylan C., Owen D.A.S., Macleod K.J., Sheriff M.J., Langkilde T. 2019. History of predator exposure affects cell-mediated immunity in female eastern fence lizards, Sceloporus undulatus (Squamata: Phrynosomatidae). Biological Journal of the Linnean Society blz154,
107) Telemeco R.S., Simpson D.Y., Tylan C., Langkilde T, and Schwartz T.S. 2019. Contrasting responses of lizards to divergent ecological stressors across biological levels of organization. Integrative and Comparative Biology 159: 292-305
106) MacLeod K.J, McCormick G.L., and Langkilde T. 2019. Glucocorticoids do not influence a secondary sexual trait or its behavioral expression in eastern fence lizards. Scientific Reports 9:5229
105) McCormick G.L., Robbins T.R., Cavigelli S.A. and Langkilde T. 2019. Population history with invasive predators predicts innate immune function response to early life glucocorticoid exposure. Journal of Experimental Biology 222: 188359
104) Owen D.A.S., Sheriff M.J., Heppner J., Gerke H., Ensminger DC., MacLeod K.J. and Langkilde, T. 2019. Maternal corticosterone increases thermal sensitivity of heart rate in lizard embryos. Biology Letters 15: 20180718
103) Venable C.P., Adams T.S. and Langkilde T. 2019. Aversion learning in response to an invasive venomous prey depends on stimulus strength. Biological Invasions 21: 1973-1980
102) Swierk L. and Langkilde T. 2019. Fitness costs of mating with preferred females in a scramble mating system. Behavioral Ecology 30: 658-665
101) MacLeod K.J., Freidenfelds N.A., Leighton G.M. and Langkilde T. 2019. Tree selection is linked to locomotor performance and associated noise production in a lizard. Journal of Zoology 307: 195-202
100) Thawley C.J., Goldy-Brown M., McCormick G.L., Graham S.P. and Langkilde T. 2019. Presence of an invasive species reverses latitudinal clines of multiple traits in a native species. Global Change Biology 25: 620-628
99) Venable, C.P. and Langkilde T. 2019. Lizards display an ontogenetic shift in relative consumption of native and invasive prey. Canadian Journal of Zoology 97: 419-423
2018
98) Tennessen B.J., Parks S.E., Swierk L., Reinert L.K., Holden W.M., Rollins-Smith L.A., Walsh K.A. and Langkilde T. 2018. Frogs adapt to physiologically costly anthropogenic noise. Proceedings of the Royal Society B 285: 20182194
97) Blackburn D.G., Lestz L., Barnes M.S., Powers K.G. and Langkilde T. 2018. Morphological features of the yolk processing pattern in the Eastern Fence Lizard, Sceloporus undulatus (Phrynosomatidae). Journal of Morphology 279: 1629-1639
96) Ensminger D., Langkilde T., Owen D. MacLeod K. and Sheriff M. 2018. Maternal stress alters the phenotype of the mother, her eggs, and her offspring in a wild caught lizard. Journal of Animal Ecology 87: 1685-1697
95) MacLeod K.J., Sheriff M.J., Ensminger D.C., Owen D.A.S. and Langkilde T. 2018. Survival and reproductive costs of repeated acute glucocorticoid elevations in a captive, wild animal. General and Comparative Endocrinology 268: 1-6
94) Trevelline B.K., MacLeod K.J., Knutie S.A., Langkilde T. and Kohl K.D. 2018. In ovo microbial communities: a potential mechanism for the initial acquisition of gut microbiota among oviparous birds and lizards. Biology Letters 14: 20180225
93) Assis B.A., Swierk L. and Langkilde T. 2018. Performance, behavior and offspring morphology may offset reproductive costs of male‐typical ornamentation for female lizards. Journal of Zoology 306: 235-242
92) Owen D.A.S., Sheriff M.J., Engler H.I. and Langkilde T. 2018. Sex‐dependent effects of maternal stress: Stressed moms invest less in sons than daughters. Journal of Experimental Zoology-A 329: 317-322
91) Anton A.J., Langkilde T., Graham S. and Fawcett J.D. 2018. Effects of chronic corticosterone increases on the maternal behaviour of the Prairie Skink, Plestiodon septentrionalis. Herpetological Journal 28: 123-126
90) Swierk L., Langkilde T. 2018. Does repeated human handling of study animals during the mating season affect their offspring? Journal of Experimental Zoology-A 329: 80-86
89) Mina O., Gall H.E., Elliott H.A., Watson J.E., Mashtare M.L., Langkilde T., Harper J.P., and Boyer E.W. 2018. Estrogen occurrence and persistence in vernal pools impacted by wastewater irrigation practices. Agriculture, Ecosystems and Environment 257: 103-112
88) Owen D.A.S., Robbins T.R. and Langkilde T. 2018. Trans-generational but not early-life exposure to stressors influences offspring morphology and survival. Oecologia 186: 347-355
2017
87) Tylan C. and Langkilde T. 2017. Local and systemic immune responses to different types of phytohemagglutinin in the green anole: Lessons for field ecoimmunologists. Journal of Experimental Zoology-A 327: 322-332
86) Carlson, B.E. and Langkilde T. 2017. Body size variation in aquatic consumers causes pervasive community effects, independent of mean body size. Ecology and Evolution 7: 9978-9990
85) Langkilde T., Thawley C.J. and Robbins T.R. 2017. Behavioral Adaptations to Invasive Species: Benefits, Costs, and Mechanisms of Change. In M. Naguib, J. Podos, L. W. Simmons, L. Barrett, S. Healy, & M. Zuk (Eds.), Advances in the Study of Behavior (pp. 199–235)
84) Kelehear C., Graham S.P. and Langkilde T. 2017. Defensive strategies of Puerto Rican Dwarf Geckos (Sphaerodactylus macrolepis) against Invasive Fire Ants. Herpetologica 73: 48-54
83) McCormick G.L., Robbins T.R., Cavigelli S.A. and Langkilde T. 2017. Ancestry trumps experience: Transgenerational but not early life stress affects the adult physiological stress response. Hormones and Behavior 87: 115-121
82) Herr M.W., Graham S.P. and Langkilde T. 2017. Stressed snakes strike first: Hormone levels and defensive behavior in free ranging Cottonmouths (Agkistrodon piscivorus). General and Comparative Endocrinology 243: 89-95
81) Thawley, C.J. and T. Langkilde. 2017. Attracting unwanted attention: generalization of behavioural adaptation to an invasive predator carries costs. Animal Behaviour 123: 285-291
80) Graham S.P., Freidenfelds N.A., Thawley C.J., Robbins T.R. and Langkilde T. 2017. Are invasive species stressful? The glucocorticoid profile of native lizards exposed to invasive fire ants depends on the context. Physiological and Biochemical Zoology 90: 328–337
2016
79) Tennessen, J.B., Parks, S.E., Langkilde, T. 2016. Anthropogenic noise and physiological stress in wildlife. In: The Effects of Noise on Aquatic Life II, Advances in Experimental Medicine and Biology, Popper, A.N., Hawkins, A. eds., Springer, 1145-1148
78) Schrey A.W., Robbins T.R., Lee J., Dukes D. W. Jr., Ragsdale A.K., Thawley C. and Langkilde T. 2016. Epigenetic response to environmental change: DNA methylation varies with invasion status. Environmental Epigenetics 2016 2: dvw008
77) Tennessen J.B., Parks S.E., Tennessen T.P. and Langkilde T. 2016. Raising a racket: invasive species compete acoustically with native tree frogs. Animal Behavior 114: 53-61
76) Herr M., Robbins T.R., Centi A., Thawley C.J. and Langkilde T. 2016. Irresistible ants: Exposure to novel toxic prey increases consumption over multiple temporal scales. Oecologia 181: 749-756
**Cover article
75) Carlson B.E. and Langkilde T. 2016. The role of prey in microgeographic variation in Red-spotted Newt (Notophthalmus v. viridescens) head width. Journal of Herpetology 50: 442-448
74) Thawley C.J. and Langkilde T. 2016 Invasive fire ant (Solenopsis invicta) predation of eastern fence lizard (Sceloporus undulatus) eggs. Journal of Herpetology 50: 284-288
2015
73) McCormick G.L., Shea K. and Langkilde T. 2015. How do duration, frequency, and intensity of exogenous CORT elevation affect immune outcomes of stress? General and Comparative Endocrinology 222: 81-87
72) Swierk L.S., Tennessen J.B. and Langkilde T. 2015. Sperm depletion may not limit male reproduction in a capital breeder. Biological Journal of the Linnean Society 16: 684-690
71) Graham S.P., Steen D.A., Bailey M.A., Godwin J.C., Stiles J., Stiles S., Langkilde T. and Guyer C. 2015. The amphibians and reptiles of Conecuh National Forest, Escambia and Covington Counties, Alabama. Alabama Museum of Natural History Bulletin 32:1-112
**Cover article
70) Carlson B.E., Newman J.C. and Langkilde T. 2015. Food or fear: hunger modifies responses to alarm cues in tadpoles. Hydrobiologia 743: 299-308
2014
69) Swierk L.N., Graham S.P. and Langkilde T. 2014. The stress of scramble: Sex differences in behavior and physiological stress response in a time-constrained mating system. Behavioral Ecology and Sociobiology 68: 1761-1768
68) Tennessen J.B., Parks S.E. and Langkilde T. 2014. Traffic noise causes physiological stress and impairs breeding migration behavior in frogs. Conservation Physiology 2: doi:10.1093/conphys/cou032
**Editors Choice
67) Newman J.C., Thawley C.J. and Langkilde T. 2014. Red imported fire ant predation on eggs of the eastern fence lizard. Herpetology Notes 7: 415-418
66) Carlson B.E. and Langkilde T. 2014. Predation risk in tadpole populations shapes behavioural responses of prey but not strength of trait-mediated indirect interactions. Oikos 123: 1519-1527
** Featured in Oikos Blog
65) McCormick G.L. and Langkilde T. 2014. Immune responses of Eastern fence lizards (Sceloporus undulatus) to repeated acute elevation of corticosterone. General and Comparative Endocrinology 204: 135-140
64) Zuk M., Bastiaans E., Langkilde T. and Swanger E. 2014. The role of behavior in the establishment of novel traits. Animal Behavior 92: 333-344
63) Brossman K.H., Carlson B.E., Stokes A.N. and Langkilde T. 2014. Eastern newt (Notophthalmus viridescens) larvae alter morphological but not chemical defenses in response to predator cues. Canadian Journal of Zoology 92: 279-283
62) Carlson B.E. and Langkilde T. 2014. No evidence of selection by predators on tadpole boldness. Behavior 151: 23-45
61) Du W., Warner D.A., Langkilde T., Robbins T.R., and Shine R. 2014. Latitudinal and seasonal variation in reproductive effort of the eastern fence lizard (Sceloporus undulatus). Integrative Zoology 9: 360-371
2013
60) Swierk L.N. and Langkilde, T. 2013. Bearded ladies: Females suffer fitness consequences when bearing male traits. Biology Letters 9: 20130644
** Featured in National Geographic, LA Times, Christian Science Monitor
59) Swierk L.N. and Langkilde, T. 2013. Sizing-up the competition: Factors modulating male display behavior during mate competition. Ethology 119: 1-12
58) Rosier, R.L. and Langkilde T. 2013. Early activity rates do not predict growth and future body size of juvenile eastern fence lizards, Sceloporus undulatus. Ethology 119: 624-633
57) Swierk L.N., Myers A. and Langkilde, T. 2013. Male mate preference is influenced by both female behaviour and morphology. Animal Behaviour 85: 1451-1457
56) Brossman K.H., Carslon B.E., Swierk, L.N. and Langkilde T. 2013. Aquatic tail size carries over to the terrestrial phase without impairing locomotion in adult eastern red-spotted newts (Notophthalmus v. viridescens). Canadian Journal of Zoology 91: 7-12
55) Carlson B.E. and Langkilde T. 2013. A common marking technique affects tadpole behavior and risk of predation. Ethology 119: 167-177
54) Robbins, T.R., Freidenfelds, N. and Langkilde T. 2013. Native predator eats invasive toxic prey: evidence for increased incidence of consumption rather than aversion-learning. Biological Invasions 15: 407-415
53) Carlson B and Langkilde T. 2013. Personality traits are expressed in Bullfrog tadpoles during open-field trials. Journal of Herpetology 47: 378-383
2012
52) Robbins, T.R. and Langkilde T. 2012. The consequences of lifetime and evolutionary exposure to toxic prey: changes in avoidance behavior through ontogeny. Journal of Evolutionary Biology 25: 1937-1946
** Cover article, Editor’s Choice
51) Swierk L.N., Ridgway M. and Langkilde T. 2012. Female lizards discriminate between potential reproductive partners using multiple male traits when territory cues are absent. Behavioral Ecology and Sociobiology 66: 1033-1043
50) Langkilde T. and Boronow K.E. 2012. Hot boys are blue: temperature-dependent color change in male Eastern Fence lizards. Journal of Herpetology 46: 461-465
49) Du W., Warner D.A., Langkilde T., Robbins T.R. and Shine R. 2012. The roles of pre-hatching and post-hatching growth rates in generating a latitudinal cline of body size in the eastern fence lizard (Sceloporus undulatus). Biological Journal of the Linnean Society 106: 202-209
48) Freidenfelds N.A., Robbins T.R. and Langkilde T. 2012. Evading invaders: the effectiveness of a behavioral response acquired through lifetime exposure. Behavioral Ecology 23: 659-664
47) Shine R., Langkilde T. and Mason R.T. 2012. Facultative pheromonal mimicry in snakes: “she-males” attract courtship only when it is useful. Behavioral Ecology and Sociobiology 66: 691-695
46) Rosier R.L. and Langkilde T. 2012. Absence of climbing-induced limb length plasticity in the eastern fence lizard, Sceloporus undulatus. Journal of Herpetology 46: 162-165
45) Graham S.P., Freidenfelds N.A., McCormick G.L. and Langkilde T. 2012. The impacts of invaders: Basal and acute stress glucocorticoid profiles and immune function in native lizards threatened by invasive ants. General and Comparative Endocrinology 176: 400-408
44) Rosier R.L. and Langkilde T. 2012. Behavior under risk: how animals avoid becoming dinner. Nature Education Knowledge 2:8.
43) Rosier R.L. and Langkilde T. 2012. In response to the letter to the editor regarding the article: "Does environmental enrichment really matter? A case study using the eastern fence lizard, Sceloporus undulatus." Applied Animal Behaviour Science 135: 171-172
2011
42) Trompeter, W.P. and Langkilde T. 2011. Invader danger: lizards faced with novel predators exhibit an altered behavioral response to stress. Hormones and Behavior 60: 152-158
** Cover article
41) Rosier, R.L. and Langkilde, T. 2011 Does environmental enrichment really matter? A case study using the eastern fence lizard, Sceloporus undulatus. Applied Animal Behaviour Science 131: 71-76
2010
40) Langkilde T. and Freidenfelds N.A. 2010. Consequences of envenomation: Red imported fire ants have delayed effects on survival but not growth of native fence lizards. Wildlife Research 37: 566-573
39) Du W., Warner D.A., Langkilde T., Robbins T. and Shine R. 2010. The physiological basis of geographic variation in rates of embryonic development within a widespread lizard species. American Naturalist 176: 522-528
** Featured in the New York Times
38) Langkilde T. and Boronow K.E. 2010. Color as a signal: the relationship between coloration and morphology in male eastern fence lizards, Sceloporus undulatus. Journal of Herpetology 44: 261-271
37) Langkilde T. 2010. Repeated exposure and handling effects on the escape response of fence lizards to encounters with invasive fire ants. Animal Behaviour 79: 291-298
36) Boronow K.E. and Langkilde T. 2010. Sublethal effects of invasive fire ant venom on a native lizard. Journal of Experimental Zoology Part A 313A: 17-23
** Cover article, Feature Article
2009
35) Freidenfelds N.A. and Langkilde T. 2009. Natural history notes: Sceloporus undulatus (Eastern fence lizard). Diet. Herpetological Review 40: 439
34) Swierk L.N. and Langkilde T. 2009. Micronutrient input into a mangrove ecosystem in Jobos Bay, Puerto Rico, by the exotic green iguana, Iguana iguana. Current Zoology 55: 50-53
33) Lance S.L., Hagen C., Glenn T.C., Freidenfelds N.A. and Langkilde T. 2009. Development and characterization of seventeen polymorphic microsatellite loci in the eastern fence lizard, Sceloporus undulatus. Conservation Genetics Resources. 1: 233-236
32) Langkilde T. 2009. Holding ground in the face of invasion: native fence lizards (Sceloporus undulatus) do not alter their habitat use in response to introduced fire ants (Solenopsis invicta). Canadian Journal of Zoology 87: 626-634
31) Langkilde T. 2009. Invasive fire ants alter behavior and morphology of native lizards. Ecology 90: 208-217
** Cover article in Ecological Bulletin. Received George Mercer Award from the Ecological Society of America. Featured on Discovery News, MSNBC National Geographic, and CBC Radio.
** Appeared in Science 6 February 2009: Vol. 323 no. 5915 pp. 693. doi:10.1126/science.323.5915.693a.
30) Uller T., While G.M., Wapstra E., Warner D.A., Goodman B.A., Schwarzkopf L., Langkilde T., Doughty P., Radder R.S., Rohr D.H., Bull C.M., Shine R. and Olsson M. 2009. Evaluation of offspring size-number invariants in twelve species of lizard. Journal of Evolutionary Biology 22: 143-151
2007
29) Langkilde T., O’Connor D. and Shine R. 2007. The benefits of parental care: do juvenile lizards obtain better-quality habitat by remaining with their parents? Austral Ecology 32: 950-954
** Cover article
28) Langkilde T. and Shine R. 2007. Interspecific conflict in lizards: social dominance depends upon an individual's species not its body size. Austral Ecology 32: 869-877
** Cover article
2006
27) Shine R., Langkilde T., Wall M. and Mason R.T. 2006. Temporal dynamics of emergence and dispersal of garter snakes from a communal den in Manitoba. Wildlife Research 33: 103-111
** Cover article
26) Allsop D.J., Warner D., Langkilde T., Du W. and Shine R. 2006. Do operational sex ratios influence sex allocation in viviparous lizards with temperature-dependent sex determination? Journal of Evolutionary Biology 19: 1175-1182
25) Langkilde T. and Shine R. 2006. How much stress do researchers inflict on their study animals? A case study using a scincid lizard, Eulamprus heatwolei. Journal of Experimental Biology 209: 1035-1043
2005
24) Langkilde T. and Shine R. 2005. Different optimal offspring sizes for sons and daughters may favor the evolution of temperature-dependent sex determination in viviparous lizards. Evolution 59: 2275-2280
23) Langkilde T., Alford R.A. and Schwartzkopf L. 2005. No behavioural compensation for fitness costs of autotomy in a lizard. Austral Ecology 30: 713-718
22) Shine R., Wall M., Langkilde T. and Mason R.T. 2005. Do female garter snakes evade males to avoid harassment or to enhance mate quality? American Naturalist 165: 660-668
21) Shine R., Wall M., Langkilde T. and Mason R.T. 2005. Battle of the sexes: forcibly-inseminating male garter snakes target courtship to more vulnerable females. Animal Behaviour 70: 1133-1140
20) Shine R., Wall M., Langkilde T. and Mason R.T. 2005. Scaling the heights: thermally-driven arboreality in garter snakes. Journal of Thermal Biology 30: 179-185
19) Shine R., Langkilde T., Wall M. and Mason R.T. 2005. The fitness correlates of scalation asymmetry in garter snakes Thamnophis sirtalis parietalis. Functional Ecology 19: 306-314
18) Shine R., Langkilde T., Wall M. and Mason R.T. 2005. Alternative male mating tactics in garter snakes, Thamnophis sirtalis parietalis. Animal Behaviour 70: 387-396
17) Langkilde T., Lance V.A. and Shine R. 2005. Ecological consequences of agonistic interactions in lizards. Ecology 86: 1650-1659
16) Shine R., O’Donnell R., Langkilde T., Wall M.D. and Mason R.T. 2005. Snakes in search of sex: the relationship between mate-locating ability and mating success in male garter snakes. Animal Behaviour 69: 1251-1258
15) Langkilde T. and Shine R. 2005. How do water skinks avoid shelters already occupied by other lizards? Behaviour 142: 203-216
2004
14) Langkilde T., Schwartzkopf L. and Alford R.A. 2004. The function of tail displays in male rainbow skinks, Carlia jarnoldae. Journal of Herpetology 39: 325-328
13) Langkilde T., Shine R. and Mason R.T. 2004. Predatory attacks to the head versus body modify behavioural responses of garter snakes. Ethology 110: 937-947
12) Langkilde T. and Shine R. 2004. Competing for crevices: interspecific conflict influences retreat-site selection in montane lizards. Oecologia 140: 684-691
11) Shine R., Lemaster M., Wall M., Langkilde T. and Mason R. 2004. Why did the snake cross the road? Effects of roads on movement and location of mates by garter snakes (Thamnophis sirtalis parietalis). Ecology and Society 9: 9. [online] URL: http://www.ecologyandsociety.org/vol9/iss1/art9
10) Shine R., Phillips B., Langkilde T., Lutterschmidt D., Waye H. and Mason R.T. 2004. Mechanisms and consequences of sexual conflict in garter snakes (Thamnophis sirtalis, Colubridae). Behavioral Ecology 15: 654-660
9) Shine R., Langkilde T. and Mason R.T. 2004. Courtship tactics in garter snakes: how does a male’s morphology and behavior influence his mating success? Animal Behaviour 67: 477-483
2003
8) Shine R., Langkilde T. and Mason R.T. 2003. The opportunistic serpent: male garter snakes adjust courtship tactics to mating opportunities. Behavior 140: 1509-1526
7) Shine R., Langkilde T. and Mason R.T. 2003. Cryptic forcible insemination: male snakes exploit female physiology, anatomy and behavior to obtain coercive matings. American Naturalist 162: 653-667
6) Shine R., Langkilde T. and Mason R.T. 2003. Confusion within "mating balls" of garter snakes (Thamnophis sirtalis) - does misdirected courtship to other males impose significant selection on male tactics? Animal Behaviour 66: 1011-1017
5) Langkilde T., Schwarzkopf L. and Alford R. 2003. An ethogram for adult male rainbow skinks, Carlia jarnoldae. Herpetological Journal 13: 141-148
4) Langkilde T. and Schwarzkopf L. 2003. Observations of mating behaviour and reproduction in a small tropical scincid lizard Carlia jarnoldae. Herpetological Review 34:325-326
3) Langkilde T., O’Connor D. and Shine R. 2003. Shelter-site use by five species of montane scincid lizards in south-eastern Australia. Australian Journal of Zoology 51:175-186
2) Langkilde T., Smith V., Phillips S., Barrott E. and Shine R. 2003. Ornamental plant traps lizard. Herpetofauna 32:131
2002
1) Langkilde T. and Alford R. 2002. The tail wags the frog: attached transponders affect movement behaviour in Litoria lesueuri. Journal of Herpetology 36:711-715
Updated May 20, 2020
2020
113) Ensminger D., Pritchard C., Langkilde T., Tess G., Banfield J., Walter W.D. 2020. The influence of hunting pressure and ecological factors on fecal glucocorticoid metabolites in wild elk. Wildlife Biology DOI: 10.2981/wlb.00683
112) Assis B.A., Jarrett B.J.M., Koscky G., Langkilde T., Avery J.D. 2020. Plastic sexual ornaments: Assessing temperature effects on color metrics in a color-changing reptile. PLoS ONE 15(5): e0233221.
111) Herr, M.W., Avery, J.D., Langkilde T., Howey C.A.F. 2020. Trade-off between thermal quality and predation risk at timber rattlesnake gestation sites. Journal of Herpetology 54: 196-205
110) Pritchard C.E., Palme R., Langkilde T. 2020. Glucocorticoid and triiodothyronine concentrations do not correlate with behavior in vicuñas (Vicugna vicugna). General and Comparative Endocrinology 286:113299
2019
109) Trevelline B.K., MacLeod K.J., Langkilde T., Kohl K.D. 2019. Gestation alters the gut microbiota of an oviparous lizard. FEMS Microbiology Ecology 95: fiz086
108) Sprayberry K., Tylan C., Owen D.A.S., Macleod K.J., Sheriff M.J., Langkilde T. 2019. History of predator exposure affects cell-mediated immunity in female eastern fence lizards, Sceloporus undulatus (Squamata: Phrynosomatidae). Biological Journal of the Linnean Society blz154,
107) Telemeco R.S., Simpson D.Y., Tylan C., Langkilde T, and Schwartz T.S. 2019. Contrasting responses of lizards to divergent ecological stressors across biological levels of organization. Integrative and Comparative Biology 159: 292-305
106) MacLeod K.J, McCormick G.L., and Langkilde T. 2019. Glucocorticoids do not influence a secondary sexual trait or its behavioral expression in eastern fence lizards. Scientific Reports 9:5229
105) McCormick G.L., Robbins T.R., Cavigelli S.A. and Langkilde T. 2019. Population history with invasive predators predicts innate immune function response to early life glucocorticoid exposure. Journal of Experimental Biology 222: 188359
104) Owen D.A.S., Sheriff M.J., Heppner J., Gerke H., Ensminger DC., MacLeod K.J. and Langkilde, T. 2019. Maternal corticosterone increases thermal sensitivity of heart rate in lizard embryos. Biology Letters 15: 20180718
103) Venable C.P., Adams T.S. and Langkilde T. 2019. Aversion learning in response to an invasive venomous prey depends on stimulus strength. Biological Invasions 21: 1973-1980
102) Swierk L. and Langkilde T. 2019. Fitness costs of mating with preferred females in a scramble mating system. Behavioral Ecology 30: 658-665
101) MacLeod K.J., Freidenfelds N.A., Leighton G.M. and Langkilde T. 2019. Tree selection is linked to locomotor performance and associated noise production in a lizard. Journal of Zoology 307: 195-202
100) Thawley C.J., Goldy-Brown M., McCormick G.L., Graham S.P. and Langkilde T. 2019. Presence of an invasive species reverses latitudinal clines of multiple traits in a native species. Global Change Biology 25: 620-628
99) Venable, C.P. and Langkilde T. 2019. Lizards display an ontogenetic shift in relative consumption of native and invasive prey. Canadian Journal of Zoology 97: 419-423
2018
98) Tennessen B.J., Parks S.E., Swierk L., Reinert L.K., Holden W.M., Rollins-Smith L.A., Walsh K.A. and Langkilde T. 2018. Frogs adapt to physiologically costly anthropogenic noise. Proceedings of the Royal Society B 285: 20182194
97) Blackburn D.G., Lestz L., Barnes M.S., Powers K.G. and Langkilde T. 2018. Morphological features of the yolk processing pattern in the Eastern Fence Lizard, Sceloporus undulatus (Phrynosomatidae). Journal of Morphology 279: 1629-1639
96) Ensminger D., Langkilde T., Owen D. MacLeod K. and Sheriff M. 2018. Maternal stress alters the phenotype of the mother, her eggs, and her offspring in a wild caught lizard. Journal of Animal Ecology 87: 1685-1697
95) MacLeod K.J., Sheriff M.J., Ensminger D.C., Owen D.A.S. and Langkilde T. 2018. Survival and reproductive costs of repeated acute glucocorticoid elevations in a captive, wild animal. General and Comparative Endocrinology 268: 1-6
94) Trevelline B.K., MacLeod K.J., Knutie S.A., Langkilde T. and Kohl K.D. 2018. In ovo microbial communities: a potential mechanism for the initial acquisition of gut microbiota among oviparous birds and lizards. Biology Letters 14: 20180225
93) Assis B.A., Swierk L. and Langkilde T. 2018. Performance, behavior and offspring morphology may offset reproductive costs of male‐typical ornamentation for female lizards. Journal of Zoology 306: 235-242
92) Owen D.A.S., Sheriff M.J., Engler H.I. and Langkilde T. 2018. Sex‐dependent effects of maternal stress: Stressed moms invest less in sons than daughters. Journal of Experimental Zoology-A 329: 317-322
91) Anton A.J., Langkilde T., Graham S. and Fawcett J.D. 2018. Effects of chronic corticosterone increases on the maternal behaviour of the Prairie Skink, Plestiodon septentrionalis. Herpetological Journal 28: 123-126
90) Swierk L., Langkilde T. 2018. Does repeated human handling of study animals during the mating season affect their offspring? Journal of Experimental Zoology-A 329: 80-86
89) Mina O., Gall H.E., Elliott H.A., Watson J.E., Mashtare M.L., Langkilde T., Harper J.P., and Boyer E.W. 2018. Estrogen occurrence and persistence in vernal pools impacted by wastewater irrigation practices. Agriculture, Ecosystems and Environment 257: 103-112
88) Owen D.A.S., Robbins T.R. and Langkilde T. 2018. Trans-generational but not early-life exposure to stressors influences offspring morphology and survival. Oecologia 186: 347-355
2017
87) Tylan C. and Langkilde T. 2017. Local and systemic immune responses to different types of phytohemagglutinin in the green anole: Lessons for field ecoimmunologists. Journal of Experimental Zoology-A 327: 322-332
86) Carlson, B.E. and Langkilde T. 2017. Body size variation in aquatic consumers causes pervasive community effects, independent of mean body size. Ecology and Evolution 7: 9978-9990
85) Langkilde T., Thawley C.J. and Robbins T.R. 2017. Behavioral Adaptations to Invasive Species: Benefits, Costs, and Mechanisms of Change. In M. Naguib, J. Podos, L. W. Simmons, L. Barrett, S. Healy, & M. Zuk (Eds.), Advances in the Study of Behavior (pp. 199–235)
84) Kelehear C., Graham S.P. and Langkilde T. 2017. Defensive strategies of Puerto Rican Dwarf Geckos (Sphaerodactylus macrolepis) against Invasive Fire Ants. Herpetologica 73: 48-54
83) McCormick G.L., Robbins T.R., Cavigelli S.A. and Langkilde T. 2017. Ancestry trumps experience: Transgenerational but not early life stress affects the adult physiological stress response. Hormones and Behavior 87: 115-121
82) Herr M.W., Graham S.P. and Langkilde T. 2017. Stressed snakes strike first: Hormone levels and defensive behavior in free ranging Cottonmouths (Agkistrodon piscivorus). General and Comparative Endocrinology 243: 89-95
81) Thawley, C.J. and T. Langkilde. 2017. Attracting unwanted attention: generalization of behavioural adaptation to an invasive predator carries costs. Animal Behaviour 123: 285-291
80) Graham S.P., Freidenfelds N.A., Thawley C.J., Robbins T.R. and Langkilde T. 2017. Are invasive species stressful? The glucocorticoid profile of native lizards exposed to invasive fire ants depends on the context. Physiological and Biochemical Zoology 90: 328–337
2016
79) Tennessen, J.B., Parks, S.E., Langkilde, T. 2016. Anthropogenic noise and physiological stress in wildlife. In: The Effects of Noise on Aquatic Life II, Advances in Experimental Medicine and Biology, Popper, A.N., Hawkins, A. eds., Springer, 1145-1148
78) Schrey A.W., Robbins T.R., Lee J., Dukes D. W. Jr., Ragsdale A.K., Thawley C. and Langkilde T. 2016. Epigenetic response to environmental change: DNA methylation varies with invasion status. Environmental Epigenetics 2016 2: dvw008
77) Tennessen J.B., Parks S.E., Tennessen T.P. and Langkilde T. 2016. Raising a racket: invasive species compete acoustically with native tree frogs. Animal Behavior 114: 53-61
76) Herr M., Robbins T.R., Centi A., Thawley C.J. and Langkilde T. 2016. Irresistible ants: Exposure to novel toxic prey increases consumption over multiple temporal scales. Oecologia 181: 749-756
**Cover article
75) Carlson B.E. and Langkilde T. 2016. The role of prey in microgeographic variation in Red-spotted Newt (Notophthalmus v. viridescens) head width. Journal of Herpetology 50: 442-448
74) Thawley C.J. and Langkilde T. 2016 Invasive fire ant (Solenopsis invicta) predation of eastern fence lizard (Sceloporus undulatus) eggs. Journal of Herpetology 50: 284-288
2015
73) McCormick G.L., Shea K. and Langkilde T. 2015. How do duration, frequency, and intensity of exogenous CORT elevation affect immune outcomes of stress? General and Comparative Endocrinology 222: 81-87
72) Swierk L.S., Tennessen J.B. and Langkilde T. 2015. Sperm depletion may not limit male reproduction in a capital breeder. Biological Journal of the Linnean Society 16: 684-690
71) Graham S.P., Steen D.A., Bailey M.A., Godwin J.C., Stiles J., Stiles S., Langkilde T. and Guyer C. 2015. The amphibians and reptiles of Conecuh National Forest, Escambia and Covington Counties, Alabama. Alabama Museum of Natural History Bulletin 32:1-112
**Cover article
70) Carlson B.E., Newman J.C. and Langkilde T. 2015. Food or fear: hunger modifies responses to alarm cues in tadpoles. Hydrobiologia 743: 299-308
2014
69) Swierk L.N., Graham S.P. and Langkilde T. 2014. The stress of scramble: Sex differences in behavior and physiological stress response in a time-constrained mating system. Behavioral Ecology and Sociobiology 68: 1761-1768
68) Tennessen J.B., Parks S.E. and Langkilde T. 2014. Traffic noise causes physiological stress and impairs breeding migration behavior in frogs. Conservation Physiology 2: doi:10.1093/conphys/cou032
**Editors Choice
67) Newman J.C., Thawley C.J. and Langkilde T. 2014. Red imported fire ant predation on eggs of the eastern fence lizard. Herpetology Notes 7: 415-418
66) Carlson B.E. and Langkilde T. 2014. Predation risk in tadpole populations shapes behavioural responses of prey but not strength of trait-mediated indirect interactions. Oikos 123: 1519-1527
** Featured in Oikos Blog
65) McCormick G.L. and Langkilde T. 2014. Immune responses of Eastern fence lizards (Sceloporus undulatus) to repeated acute elevation of corticosterone. General and Comparative Endocrinology 204: 135-140
64) Zuk M., Bastiaans E., Langkilde T. and Swanger E. 2014. The role of behavior in the establishment of novel traits. Animal Behavior 92: 333-344
63) Brossman K.H., Carlson B.E., Stokes A.N. and Langkilde T. 2014. Eastern newt (Notophthalmus viridescens) larvae alter morphological but not chemical defenses in response to predator cues. Canadian Journal of Zoology 92: 279-283
62) Carlson B.E. and Langkilde T. 2014. No evidence of selection by predators on tadpole boldness. Behavior 151: 23-45
61) Du W., Warner D.A., Langkilde T., Robbins T.R., and Shine R. 2014. Latitudinal and seasonal variation in reproductive effort of the eastern fence lizard (Sceloporus undulatus). Integrative Zoology 9: 360-371
2013
60) Swierk L.N. and Langkilde, T. 2013. Bearded ladies: Females suffer fitness consequences when bearing male traits. Biology Letters 9: 20130644
** Featured in National Geographic, LA Times, Christian Science Monitor
59) Swierk L.N. and Langkilde, T. 2013. Sizing-up the competition: Factors modulating male display behavior during mate competition. Ethology 119: 1-12
58) Rosier, R.L. and Langkilde T. 2013. Early activity rates do not predict growth and future body size of juvenile eastern fence lizards, Sceloporus undulatus. Ethology 119: 624-633
57) Swierk L.N., Myers A. and Langkilde, T. 2013. Male mate preference is influenced by both female behaviour and morphology. Animal Behaviour 85: 1451-1457
56) Brossman K.H., Carslon B.E., Swierk, L.N. and Langkilde T. 2013. Aquatic tail size carries over to the terrestrial phase without impairing locomotion in adult eastern red-spotted newts (Notophthalmus v. viridescens). Canadian Journal of Zoology 91: 7-12
55) Carlson B.E. and Langkilde T. 2013. A common marking technique affects tadpole behavior and risk of predation. Ethology 119: 167-177
54) Robbins, T.R., Freidenfelds, N. and Langkilde T. 2013. Native predator eats invasive toxic prey: evidence for increased incidence of consumption rather than aversion-learning. Biological Invasions 15: 407-415
53) Carlson B and Langkilde T. 2013. Personality traits are expressed in Bullfrog tadpoles during open-field trials. Journal of Herpetology 47: 378-383
2012
52) Robbins, T.R. and Langkilde T. 2012. The consequences of lifetime and evolutionary exposure to toxic prey: changes in avoidance behavior through ontogeny. Journal of Evolutionary Biology 25: 1937-1946
** Cover article, Editor’s Choice
51) Swierk L.N., Ridgway M. and Langkilde T. 2012. Female lizards discriminate between potential reproductive partners using multiple male traits when territory cues are absent. Behavioral Ecology and Sociobiology 66: 1033-1043
50) Langkilde T. and Boronow K.E. 2012. Hot boys are blue: temperature-dependent color change in male Eastern Fence lizards. Journal of Herpetology 46: 461-465
49) Du W., Warner D.A., Langkilde T., Robbins T.R. and Shine R. 2012. The roles of pre-hatching and post-hatching growth rates in generating a latitudinal cline of body size in the eastern fence lizard (Sceloporus undulatus). Biological Journal of the Linnean Society 106: 202-209
48) Freidenfelds N.A., Robbins T.R. and Langkilde T. 2012. Evading invaders: the effectiveness of a behavioral response acquired through lifetime exposure. Behavioral Ecology 23: 659-664
47) Shine R., Langkilde T. and Mason R.T. 2012. Facultative pheromonal mimicry in snakes: “she-males” attract courtship only when it is useful. Behavioral Ecology and Sociobiology 66: 691-695
46) Rosier R.L. and Langkilde T. 2012. Absence of climbing-induced limb length plasticity in the eastern fence lizard, Sceloporus undulatus. Journal of Herpetology 46: 162-165
45) Graham S.P., Freidenfelds N.A., McCormick G.L. and Langkilde T. 2012. The impacts of invaders: Basal and acute stress glucocorticoid profiles and immune function in native lizards threatened by invasive ants. General and Comparative Endocrinology 176: 400-408
44) Rosier R.L. and Langkilde T. 2012. Behavior under risk: how animals avoid becoming dinner. Nature Education Knowledge 2:8.
43) Rosier R.L. and Langkilde T. 2012. In response to the letter to the editor regarding the article: "Does environmental enrichment really matter? A case study using the eastern fence lizard, Sceloporus undulatus." Applied Animal Behaviour Science 135: 171-172
2011
42) Trompeter, W.P. and Langkilde T. 2011. Invader danger: lizards faced with novel predators exhibit an altered behavioral response to stress. Hormones and Behavior 60: 152-158
** Cover article
41) Rosier, R.L. and Langkilde, T. 2011 Does environmental enrichment really matter? A case study using the eastern fence lizard, Sceloporus undulatus. Applied Animal Behaviour Science 131: 71-76
2010
40) Langkilde T. and Freidenfelds N.A. 2010. Consequences of envenomation: Red imported fire ants have delayed effects on survival but not growth of native fence lizards. Wildlife Research 37: 566-573
39) Du W., Warner D.A., Langkilde T., Robbins T. and Shine R. 2010. The physiological basis of geographic variation in rates of embryonic development within a widespread lizard species. American Naturalist 176: 522-528
** Featured in the New York Times
38) Langkilde T. and Boronow K.E. 2010. Color as a signal: the relationship between coloration and morphology in male eastern fence lizards, Sceloporus undulatus. Journal of Herpetology 44: 261-271
37) Langkilde T. 2010. Repeated exposure and handling effects on the escape response of fence lizards to encounters with invasive fire ants. Animal Behaviour 79: 291-298
36) Boronow K.E. and Langkilde T. 2010. Sublethal effects of invasive fire ant venom on a native lizard. Journal of Experimental Zoology Part A 313A: 17-23
** Cover article, Feature Article
2009
35) Freidenfelds N.A. and Langkilde T. 2009. Natural history notes: Sceloporus undulatus (Eastern fence lizard). Diet. Herpetological Review 40: 439
34) Swierk L.N. and Langkilde T. 2009. Micronutrient input into a mangrove ecosystem in Jobos Bay, Puerto Rico, by the exotic green iguana, Iguana iguana. Current Zoology 55: 50-53
33) Lance S.L., Hagen C., Glenn T.C., Freidenfelds N.A. and Langkilde T. 2009. Development and characterization of seventeen polymorphic microsatellite loci in the eastern fence lizard, Sceloporus undulatus. Conservation Genetics Resources. 1: 233-236
32) Langkilde T. 2009. Holding ground in the face of invasion: native fence lizards (Sceloporus undulatus) do not alter their habitat use in response to introduced fire ants (Solenopsis invicta). Canadian Journal of Zoology 87: 626-634
31) Langkilde T. 2009. Invasive fire ants alter behavior and morphology of native lizards. Ecology 90: 208-217
** Cover article in Ecological Bulletin. Received George Mercer Award from the Ecological Society of America. Featured on Discovery News, MSNBC National Geographic, and CBC Radio.
** Appeared in Science 6 February 2009: Vol. 323 no. 5915 pp. 693. doi:10.1126/science.323.5915.693a.
30) Uller T., While G.M., Wapstra E., Warner D.A., Goodman B.A., Schwarzkopf L., Langkilde T., Doughty P., Radder R.S., Rohr D.H., Bull C.M., Shine R. and Olsson M. 2009. Evaluation of offspring size-number invariants in twelve species of lizard. Journal of Evolutionary Biology 22: 143-151
2007
29) Langkilde T., O’Connor D. and Shine R. 2007. The benefits of parental care: do juvenile lizards obtain better-quality habitat by remaining with their parents? Austral Ecology 32: 950-954
** Cover article
28) Langkilde T. and Shine R. 2007. Interspecific conflict in lizards: social dominance depends upon an individual's species not its body size. Austral Ecology 32: 869-877
** Cover article
2006
27) Shine R., Langkilde T., Wall M. and Mason R.T. 2006. Temporal dynamics of emergence and dispersal of garter snakes from a communal den in Manitoba. Wildlife Research 33: 103-111
** Cover article
26) Allsop D.J., Warner D., Langkilde T., Du W. and Shine R. 2006. Do operational sex ratios influence sex allocation in viviparous lizards with temperature-dependent sex determination? Journal of Evolutionary Biology 19: 1175-1182
25) Langkilde T. and Shine R. 2006. How much stress do researchers inflict on their study animals? A case study using a scincid lizard, Eulamprus heatwolei. Journal of Experimental Biology 209: 1035-1043
2005
24) Langkilde T. and Shine R. 2005. Different optimal offspring sizes for sons and daughters may favor the evolution of temperature-dependent sex determination in viviparous lizards. Evolution 59: 2275-2280
23) Langkilde T., Alford R.A. and Schwartzkopf L. 2005. No behavioural compensation for fitness costs of autotomy in a lizard. Austral Ecology 30: 713-718
22) Shine R., Wall M., Langkilde T. and Mason R.T. 2005. Do female garter snakes evade males to avoid harassment or to enhance mate quality? American Naturalist 165: 660-668
21) Shine R., Wall M., Langkilde T. and Mason R.T. 2005. Battle of the sexes: forcibly-inseminating male garter snakes target courtship to more vulnerable females. Animal Behaviour 70: 1133-1140
20) Shine R., Wall M., Langkilde T. and Mason R.T. 2005. Scaling the heights: thermally-driven arboreality in garter snakes. Journal of Thermal Biology 30: 179-185
19) Shine R., Langkilde T., Wall M. and Mason R.T. 2005. The fitness correlates of scalation asymmetry in garter snakes Thamnophis sirtalis parietalis. Functional Ecology 19: 306-314
18) Shine R., Langkilde T., Wall M. and Mason R.T. 2005. Alternative male mating tactics in garter snakes, Thamnophis sirtalis parietalis. Animal Behaviour 70: 387-396
17) Langkilde T., Lance V.A. and Shine R. 2005. Ecological consequences of agonistic interactions in lizards. Ecology 86: 1650-1659
16) Shine R., O’Donnell R., Langkilde T., Wall M.D. and Mason R.T. 2005. Snakes in search of sex: the relationship between mate-locating ability and mating success in male garter snakes. Animal Behaviour 69: 1251-1258
15) Langkilde T. and Shine R. 2005. How do water skinks avoid shelters already occupied by other lizards? Behaviour 142: 203-216
2004
14) Langkilde T., Schwartzkopf L. and Alford R.A. 2004. The function of tail displays in male rainbow skinks, Carlia jarnoldae. Journal of Herpetology 39: 325-328
13) Langkilde T., Shine R. and Mason R.T. 2004. Predatory attacks to the head versus body modify behavioural responses of garter snakes. Ethology 110: 937-947
12) Langkilde T. and Shine R. 2004. Competing for crevices: interspecific conflict influences retreat-site selection in montane lizards. Oecologia 140: 684-691
11) Shine R., Lemaster M., Wall M., Langkilde T. and Mason R. 2004. Why did the snake cross the road? Effects of roads on movement and location of mates by garter snakes (Thamnophis sirtalis parietalis). Ecology and Society 9: 9. [online] URL: http://www.ecologyandsociety.org/vol9/iss1/art9
10) Shine R., Phillips B., Langkilde T., Lutterschmidt D., Waye H. and Mason R.T. 2004. Mechanisms and consequences of sexual conflict in garter snakes (Thamnophis sirtalis, Colubridae). Behavioral Ecology 15: 654-660
9) Shine R., Langkilde T. and Mason R.T. 2004. Courtship tactics in garter snakes: how does a male’s morphology and behavior influence his mating success? Animal Behaviour 67: 477-483
2003
8) Shine R., Langkilde T. and Mason R.T. 2003. The opportunistic serpent: male garter snakes adjust courtship tactics to mating opportunities. Behavior 140: 1509-1526
7) Shine R., Langkilde T. and Mason R.T. 2003. Cryptic forcible insemination: male snakes exploit female physiology, anatomy and behavior to obtain coercive matings. American Naturalist 162: 653-667
6) Shine R., Langkilde T. and Mason R.T. 2003. Confusion within "mating balls" of garter snakes (Thamnophis sirtalis) - does misdirected courtship to other males impose significant selection on male tactics? Animal Behaviour 66: 1011-1017
5) Langkilde T., Schwarzkopf L. and Alford R. 2003. An ethogram for adult male rainbow skinks, Carlia jarnoldae. Herpetological Journal 13: 141-148
4) Langkilde T. and Schwarzkopf L. 2003. Observations of mating behaviour and reproduction in a small tropical scincid lizard Carlia jarnoldae. Herpetological Review 34:325-326
3) Langkilde T., O’Connor D. and Shine R. 2003. Shelter-site use by five species of montane scincid lizards in south-eastern Australia. Australian Journal of Zoology 51:175-186
2) Langkilde T., Smith V., Phillips S., Barrott E. and Shine R. 2003. Ornamental plant traps lizard. Herpetofauna 32:131
2002
1) Langkilde T. and Alford R. 2002. The tail wags the frog: attached transponders affect movement behaviour in Litoria lesueuri. Journal of Herpetology 36:711-715
