Yeager, Justin, Graham E. Derryberry, Michael J. Blum, and Corinne L. Richards-Zawacki. (2023). Selection and admixture in a polytypic aposematic frog. The American Naturalist 201, 2. PDF.

González-Santoro, M., Palacios-Rodríguez, P., Gonzalez, M., Hernández-Restrepo, J., Mejía-Vargas, D., Amézquita, A. (2023). Decoupled auditory perception from acoustic signal divergence hinders species recognition in territorial poison frogs. Behavioral Ecology and Sociobiology 77, 8. PDF.


Rudzki, E. N., Kuebbing, S. E., Clark, D. R., Gharaibeh, B., Janecka, M. J., Kramp, R., Kohl, K. D., Mastalski, T., Ohmer, M. E. B., Turcotte, M. M., & Richards-Zawacki, C. L. (2022). A guide for developing a field research safety manual that explicitly considers risks for marginalized identities in the sciences. Methods in Ecology and Evolution, 00, 1–13. PDF.

Kueneman, J., M. Bletz, M. Becker, B. Gratwicke, O. Garcés, A. Hertz, W. Holden, R. Ibáñez, A. Loudon, V. McKenzie, L. Parfrey, B. Sheafor, L. Rollins-Smith, C. L. Richards-Zawacki, J. Voyles, and D.  Woodhams. 2022. Effects of captivity and rewildling on amphibian skin microbiomes. Biological Conservation 271: 109576. PDF.

Wilber, M., M. E. B. Ohmer, K. Altman, L. Brannelly, V. Saenz, E. Le Sage, B. LaBumbard, N. McDonnell, A. Muniz Torres, C. Nordheim, F. Pfab, C. L. Richards-Zawacki, L. Rollins-Smith, J. Voyles, D. Wetzel, D. Woodhams, and C. Briggs. 2022. Once a reservoir always a reservoir? Seasonality affects the pathogen maintenance potential of amphibian hosts. Ecology 103(9): e3759. PDF.

Le Sage, E. H., M. E. B. Ohmer, B. C. laBumbard, K. A. Altman, L. K. Reinert, J. G. Bednark, M. C. Bletz, B. Inman, A. Lindauer, N. B. McDonnell, S. K. Parker, S. M. Skerlec, T. Wantman, L. A. Rollins-Smith, D. C. Woodhams, J. Voyles, and C. L. Richards-Zawacki. 2022. Localized carry-over effects of pond drying on survival, growth, and pathogen defenses in amphibians. Ecosphere 13: e4224. PDF.

Byrne, A. Q., A. W. Waddle, V. Saenz, M. E. B. Ohmer, J. R. Jaeger, C. L. Richards-Zawacki, J. Voyles, and E. B. Rosenblum. 2022. Host species is linked to pathogen genotype for the amphibian chytrid fungus (Batrachochytrium dendrobatidis). PLoS ONE 17(3): e0261047. PDF.

Rosa, Gonçalo M., Perez, R., Richards, L. A., Richards-Zawacki, C.L., Smilanich, A. M., Reinert, L.K., Rollins-Smith, L.A., Wetzel, D.P., Voyles, J., 2022. Seasonality of Host Immunity in a Tropical Disease System. Ecosphere. PDF.

González-Santoro, M., Palacios-Rodríguez, P., Hernández-Restrepo, J., Mejía-Vargas, D., & Amézquita, A., 2022. The Advertisement and Courtship Calls of Phyllobates bicolor (Anura: Dendrobatidae) from a Natural Population in the Colombian Pacific Cloud Forests. Zootaxa. PDF.

Palacios-Rodríguez, P., González-Santoro, M., Amézquita, A., Brunetti, A. E., 2022. Sexual Dichromatism in a Cryptic Poison Frog is Correlated with Female Tadpole Transport. Evolutionary Ecology. PDF.


Gonzalez, M., Palacios-Rodríguez, P., Hernández-Restrepo, J., González-Santoro, M., Amézquita, A., Brunetti, A. E., Carazzone, C. (2021). First characterization of toxic alkaloids and volatile organic compounds (VOCs) in the cryptic dendrobatid Silverstoneia punctiventris. Frontiers in Zoology 18, 1. PDF.

González-Santoro, M., Hernández-Restrepo, J., Palacios-Rodríguez, P. (2021). Aggressive Behaviour, Courtship and Mating Call Description of the Neotropical Poison Frog Phyllobates aurotaenia (Anura: Dendrobatidae). Herpetology Notes 14. PDF.

Korfel, C.A., Lehtinen, R.M., Richards-Zawacki, C.L., Fregonara, J.P., Williams, K., Loudon, A., Sheafor, B., Charbonneau, L., Wolfe, B., Hetherington, T.E., Krynak, T., Lipps, G.J., Jr., Berent, E.M., Newman, N.C., Garrett-Larson, J.N., 2021. Infection Patterns in an Amphibian Fungal Pathogen in Ohio. Ohio Biological Survey. PDF.

Ohmer, M.E., Costantini, D., Czirják, G.Á., Downs, C.J., Ferguson, L.V., Flies, A., Franklin, C.E., Kayigwe, A.N., Knutie, S., Richards-Zawacki, C.L., Cramp, R.L., 2021. Applied ecoimmunology: using immunological tools to improve conservation efforts in a changing world. Conservation Physiology. PDF.

Rothstein A.P., Byrne A.Q., Knapp R.A., Briggs C.J., Voyles J., Richards-Zawacki C.L., Rosenblum E.B. 2021. Divergent Regional Evolutionary Histories of a Devastating Global Amphibian Pathogen. The Royal Society. PDF.

Sheets, C.N., Schmidt, D.R., Hurtado, P.J., Byrne, A.Q., Rosenblum, E.B., Richards-Zawacki, C.L. and Voyles, J. 2021. Thermal Performance Curves of Multiple Isolates of Batrachochytrium dendrobatidis, a Lethal Pathogen of Amphibians. Frontiers in Veterinary Science. PDF.

Lapp, S., T. Wu, C. Richards‐Zawacki, J. Voyles, K. M. Rodriguez, H. Shamon, and J. Kitzes. 2021. Automated detection of frog calls and choruses by pulse repetition rate. Conservation Biology. PDF.

Gonda, R., Ohmer, M., Brannelly, L., Kassimer, J., Kubik, S., Legg, A.S. and C. L. Richards-Zawacki. 2021. Ectotherm ER: Frogs Under the Weather. Science Scope. PDF.


Sonn, J.M., Porter, W.P., Paul D. Mathewson, P.D. and C. L. Richards‐Zawacki. 2020. Predictions of Disease Risk in Space and Time Based on the Thermal Physiology of an Amphibian Host-Pathogen Interaction. Frontiers in Ecology and Evolution. PDF

Byrne, A. Q., Richards‐Zawacki, C. L., Voyles, J., Bi, K., Ibáñez, R., and E.B. Rosenblum. 2020. Whole exome sequencing identifies the potential for genetic rescue in iconic and critically endangered Panamanian harlequin frogs. Global Change Biology. PDF

Le Sage, E. H., B. C. LaBumbard, L. K. Reinert, B. T. Miller, C. L. Richards‐Zawacki, D. C. Woodhams, and L. A. Rollins‐Smith. 2020. Preparatory immunity: Seasonality of mucosal skin defenses and Batrachochytrium infections in Southern leopard frogs. Journal of Animal Ecology. PDF

Yang, Y. and C.L. Richards‐Zawacki. 2020. Male–male contest limits the expression of assortative mate preferences in a polymorphic poison frog. Behavioral Ecology. PDF

Yang, Y., V. Prémel, and C.L. Richards‐Zawacki. 2020. Prior residence effect determines success of male–male territorial competition in a color polymorphic poison frog. Ethology. PDF

Scheele, B. C., F. Pasmans, L. F. Skerratt, L. Berger, A. Martel, W. Beukema, A. A. Acevedo, P. A. Burrowes, T. Carvalho, A. Catenazzi, I. De la Riva, M. C. Fisher, S. V. Flechas, C. N. Foster, P. Frias-Alvarez, T. W. J. Garner, B. Gratwicke, J. M. Guayasamin, M. Hirschfeld, J. E. Kolby, T. A. Kosch, E. La Marca, D. B. Lendenmayer, K. R. Lips, A. V. Longo, R. Maneyro, C. A. McDonald, J. Mendelson III, P. Palacios-Rodriguez, G. Parra-Olea, C. L. Richards-Zawacki, M.-O. Rodel, S. M. Rovito, C. Soto-Azat, L. F. Toledo, J. Voyles, C. Weldon, S. M. Whitfield, M. Wilkinson, K. R. Zamudio and S. Canessa. 2020. Response to comment on “Amphibian fungal panzootic causes catastrophic and ongoing loss of biodiversity”. Science 367. PDF

Brannelly, L. A., D. P. Wetzel, M. West, C. L. Richards-Zawacki. Optimized Batrachochytrium dendrobatidis DNA extraction of swab samples results in imperfect detection particularly when infection intensities are low. PDF


Byrne, A. Q., V. T. Vredenburg, A. Martel, F. Pasmans, R. C. Bell, D. C. Blackburn, C. J. Briggs, M. C. Bletz, J. Bosch, R. Figuerosa-Valenzuela, S. L. Ghose, A. J. Jani, J. R. Jaeger, M. Jirku, R. A. Knapp, D. M. Portik, C. L. Richards-Zawacki, H. Rockney, T. Stark, H. Sulaeman, N. T. Thao, J. Voyles, A. W. Waddle, Z. Y. Yuan, E. B. Rosenblum. Cryptic diversity of a widespread global pathogen reveals new threats for amphibian conservation. PDF

Robak, M. J., L. K. Reinert, L. A. Rollins-Smith, C. L. Richards-Zawacki. Out in the cold and sick: Low temperatures and fungal infections impair a frog’s skin defenses. Journal of Experimental Biology 222: jeb.209445. PDF

Hammond, T., P. Blackwood, S. Shablin, C. L. Richards-Zawacki. Relationships between glucocorticoids and infection with Batrachochytrium dendrobatidis in three amphibian species. General and Comparative Endocrinology. 285: 113269. PDF

Yang, Y., M. R. Servedio and C. L. Richards-Zawacki. Imprinting sets the stage for speciation. Nature. 574(7776): 99-102. PDF

Young, R. L., M. H. Ferkin, N. Ockendon-Powell, V. Orr, S. Phelps, C. Richards-Zawacki, K. Summers, T. Szekely, B. Trainor, A. O. Urrutia, G. Zachar, L. O’Connell, H. Hofmann. 2019. Conserved transcriptomic profiles underpin monogamy across vertebrates. Proceedings of the National Academy of Sciences, USA 116: 1331-1336. PDF

Kohli, A., L. A. Brannelly, M. Ohmer, A. Lindauer, C. L. Richards-Zawacki, L. A. Rollins-Smith, J. Voyles. 2019. Disease and the drying pond: examining possible links between drought, immune function, and disease development in amphibians. Physiological and Biochemical Zoology 92: 339-348. PDF

Brannelly, L. A., M. E. B. OhmerC. L. Richards-Zawacki. Artificial reproduction using leuprolide acetate in the frog Rana pipiensThe Herpetological Journal 29: 125-130. PDF

Brannelly, L. A., M. E. B. Ohmer, V. Saenz, C. L. Richards-Zawacki. Effects of a shortened hydroperiod on larval development and post-metamorphic immune defenses in a temperate amphibian. In press in Functional Ecology. doi: 10.1111/1365-2435.13419. PDF

Lewis, C. H. R., C. R. Richards-Zawacki, R. Ibáñez, J. Luedtke, J. Voyles, P. Houser, and B. Gratwicke. Conserving Panamanian harlequin frogs by integrating captive-breeding and research programs. Biol Conserv 236:180-187. PDF

Scheele, B. C., F. Pasmans, L. F. Skerratt, L. Berger, A. Martel, W. Beukema, A. A. Acevedo, P. A. Burrowes, T. Carvalho, A. Catenazzi, I. De la Riva, M. C. Fisher, S. V. Flechas, C. N. Foster, P. Frías-Álvarez, T. W. J. Garner, B. Gratwicke, J. M. Guayasamin, M. Hirschfeld, J. E. Kolby, T. A. Kosch, E. La Marca, D. B. Lindenmayer, K. R. Lips, A. V. Longo, R. Maneyro, C. A. McDonald, J. Mendelson III, P. Palacios-Rodriguez, G. Parra-Olea, C. L. Richards-Zawacki, M.-O. Rödel, S. M. Rovito, C. Soto-Azat, L. F. Toledo, J. Voyles, C. Weldon, S. M. Whitfield, M. Wilkinson, K. R. Zamudio, and S. Canessa. Amphibian fungal panzootic causes catastrophic and ongoing loss of biodiversity. Science 363(6434):1459-1463. PDF Supp Materials

Saporito, R. A., M. W. Russell, C. L. Richards-Zawacki, M. B. Dugas. Experimental evidence for maternal provisioning of alkaloid defenses in a dendrobatid frog. Toxicon 161:40-43. PDF

Yang, Y., S. Blomenkamp, M. B. Dugas, C. L. Richards-Zawacki, H. Pröhl. Mate choice versus mate preference: Inferences about color-assortative mating differ between field and lab assays of poison frog behavior. Am Nat 193:598-607. PDF


Rogers, R. L., L. Zhou, C. Chu, R. Marquez, A. Corl, T. Linderoth, L. Freeborn, M. McManes, Z. Xiong, J. Zheng, C. Guo, X. Xun, M. R. Kronforst, K. Summers, Y. Wu, H. Yang, C. L. Richards-Zawacki, G. Zhang, R. Nielsen. Genomic takeover by transposable elements in the Strawberry poison frog. Mol Biol Evol 35(12):2913-2927. PDF

Hammond, T., Z. Au, A. Hartman, C. L. Richards-Zawacki. Assay validation and interspecific comparison of salivary glucocorticoids in three amphibian species. Conservation Physiology 6(1): coy055PDF

Rosencrans, R. F., C. E. Leslie, K . A. Perkins, W. Walkowski, W. C. Gordon, C. L. Richards-Zawacki, N. G. Bazan, H. E. Farris. Quantifying the relationship between optical anatomy and retinal physiological sensitivity: a comparative approach. J of Comp Neurol 526(18):3045-3057. PDF

Brannelly, L. A., M. W. H. Chatfield, J. Sonn, M. Robak, C. L. Richards-Zawacki. Fungal infection has sub-lethal effects in a lowland subtropical amphibian population. BMC Ecology 18:34. PDF

Miller C. A., G. C. Tasse Taboue, M. M. P. Ekane, M. Robak, P. R. Sesink Clee, C. Richards-Zawacki, E. B. Fokam, N. A. Fuashi, N. M. Anthony. 2018. Distribution modeling and lineage diversity of the chytrid fungus Batrachochytrium dendrobatidis (Bd) in a central African amphibian hotspot. PLOS ONE 13:e0199288. PDF

Robak, M. J., and C. L. Richards-Zawacki. 2018. Temperature-dependent effects of cutaneous bacteria on a frog’s tolerance of fungal infection. Frontiers in Microbiology 9:410. PDF

Sauer, E. L., R. C. Fuller, C. L. Richards-Zawacki, J. Sonn, J. H. Sperry, J. R. Rohr. 2018. Variation in individual temperature preferences, not behavioural fever, affects susceptibility to chytridiomycosis in amphibians. Proc R Soc B 285: 20181111. PDF

Voyles, J., D. C. Woodhams, V. Saenz, A. Q. Byrne, R. Perez, G. Rios-Sotelo, M. J. Ryan, M. C. Bletz, F. A. Sobell, S. McLetchie, L. Reinert, E. B. Rosenblum, L. A. Rollins-Smith, R. Ibáñez, J. M. Ray, E. J. Griffith, H. Ross, and C. L. Richards-Zawacki. 2018. Shifts in disease dynamics in a tropical amphibian assemblage are not due to pathogen attenuation. Science 359:1517-1519. Link   Press Coverage

Yang, Y., M. B. Dugas, H. J. Sudekum, S. Murphy, and C. L. Richards-Zawacki. 2018. Male-male aggression is unlikely to stabilize a poison frog polymorphism. Journal of Evolutionary Biology 31:457-468. PDF


Glorioso, B. M., J. H. Waddle, and C. L. Richards-Zawacki. 2017. Prevalence of Batrachochytrium dendrobatidis and B. salamandrivorans in the Gulf Coast Waterdog, Necturus beyeri, from Southeast Louisiana, USA. Herpetological Review 48:360-363. PDF

Sonn, J. M., S. Berman, and C. L. Richards-Zawacki. 2017. The influence of temperature on chytridiomycosis in vivo. EcoHealth 14:762-770. PDF


Crothers, L., R. A. Saporito, J. Yeager, K. Lynch, C. Friesen, C. L. Richards-Zawacki, K. McGraw, and M. Cummings. 2016. Warning signal properties covary with toxicity but not testosterone or aggregate carotenoids in a poison frog. Evolutionary Ecology 30:601-612. PDF

Dugas, M. B., M. P. Moore, A. R. Martin, C. L. Richards-Zawacki, and C. G. Sprehn. 2016. The pay-offs of maternal care increase as offspring develop, favouring extended provisioning in an egg-feeding frog. Journal of Evolutionary Biology 29:1977-1985. PDF

Dugas, M. B., C. N. WamelinkA. M. Killius, and C. L. Richards-Zawacki. 2016. Parental care is beneficial for offspring, costly for mothers, and limited by family size in an egg-feeding frog. Behavioral Ecology 27:476–483. PDF

Gratwicke, B., Ross, H., Batista, A., Chaves, G., Crawford, A.J., Elizondo, L., Estrada, A., Evans, M., Garelle, D., Guerrel, J., Hertz, A., Hughey, M., Jaramillo, C.A., Klocke, B., Mandica, M., Medina, D., Richards‐Zawacki, C.L., Ryan, M.J., Sosa‐Bartuano, A., Voyles, J., Walker, B., Woodhams, D.C. and Ibáñez, R. Evaluating the probability of avoiding disease-related extinctions of Panamanian amphibians through captive breeding programs. Animal Conservation 19:324-336. PDF

Yang, Y., C. L. Richards-Zawacki, A. Devar, and M. B. Dugas. 2016. Poison frog color morphs express assortative mate preferences in allopatry but not sympatry. Evolution 70:2778-2788. PDF


Brannelly, L. A., T. A. McMahon, M. Hinton, D. Lenger, and C. L. Richards-Zawacki. 2015. Batrachochytrium dendrobatidis in natural and farmed Louisiana crayfish populations: prevalence and implications. Diseases of Aquatic Organisms 112:229-235. PDF

Dugas, M. B. and C. L. Richards-Zawacki. 2015. A captive breeding experiment reveals no evidence of reproductive isolation among lineages of a polymophic poison frog. Biological Journal of the Linnean Society 116:52-62. PDF

Dugas, M. B. and C. L. Richards-Zawacki. 2015. Conspicuous and cryptic morphs of a polytypic poison frog differ in reproductive output because of differences in tadpole performance, not parental effort. Ethology, Ecology and Evolution, online early. PDF

Dugas, M. B., S. R. Halbrook, A. M. Killius, J. F. del Sol, and C. L. Richards-Zawacki. 2015. Color and escape behavior in polymorphic populations of an aposematic poison frog. Ethology 121:813-822. PDF

Dugas, M. B., M. P. Moore, C. N. Wamelink, C. L. Richards-Zawacki, and R. A. Martin. 2015. An experimental test for age-related improvements in reproductive performance in a frog that cares for its young. Naturwissenschaften 102:48. PDF

Dugas, M. B., C. N. Wamelink, and C. L. Richards-Zawacki. 2015. Both sexes pay a cost for reproduction in a frog with biparental care. Biological Journal of the Linnean Society 115:211-219. PDF

McCaffery, R., C. L. Richards-Zawacki, and K. R. Lips. 2015. The demography of Atelopus decline: harlequin frog survival and abundance in Central Panama prior to and during a disease outbreak. Global Ecology and Conservation 4:232-242. PDF


Becker, M. H., C. L. Richards-Zawacki, B. Gratwicke, and L. K. Belden. 2014. The effect of captivity on the skin microbial community of the critically endangered Panamanian golden frog (Atelopus zeteki). Biological Conservation 176:199-206. PDF

Drabeck, D. H., M. W. H. Chatfield, and C. L. Richards-Zawacki. 2014. The status of Louisiana’s diamondback terrapin (Malaclemys terrapin) populations in the wake of the Deepwater Horrizon oil spill: Insights from population genetic and contaminant analyses. Journal of Herpetology 48:125-136. PDF

Killius, A. M. and M. B. Dugas. 2014. Tadpole transport by male Oophaga pumilio (Anura: Dendrobatidae): An observation and brief review. Herpetology Notes 7:747-749. PDF

Lenger, D. R., J. K. Berkey, and M. B. Dugas. 2014. Predation on the toxic Oophaga pumilio (Anura: Dendrobatidae) by Rhadinaea decorata (Squamata: Collubridae). Herpetology Notes 7:83-84. PDF

Perez, R., C. L. Richards-Zawacki, A. R. Krohn, M. Robak, E. Griffith, H. Ross, B. Gratwicke, R. Ibanez, and J. Voyles. 2014. Field surveys in Western Panama indicate populations of Atelopus varius frogs are persisting in regions where Batrachochytrium dendrobatidis is now endemic.Amphibian and Reptile Conservation 8:30-35. PDF


Brannelly, L. A., M. W. H. Chatfield, and C. L. Richards-Zawacki. 2013. Visual implant elastomer (VIE) tags are an unreliable method of identification in adult anurans. Herpetological Journal 23:125-129. PDF

Chatfield, M. W. H., L. A. Brannelly, M. J. Robak, L. Freeborn, S. Lailvaux, and C. L. Richards-Zawacki. 2013. Fitness consequences of infection by Batrachochytrium dendrobatidis in Northern Leopard Frogs (Lithobates pipiens). EcoHealth 10:90-98. PDF

Dugas, M. B., J. Yeager, and C. L. Richards-Zawacki. 2013. Carotenoid supplementation enhances reproductive success in captive strawberry poison frogs. Zoo Biology 32:655-658. PDF

McMahon, T. A., L. A. Brannelly, M. W. H. Chatfield, P. T. J. Johnson, M. B. Joseph, V. J. McKenzie, C. L. Richards-Zawacki, M. D. Venesky, and J. R. Rohr. 2013. The chytrid fungus, Batrachochytrium dendrobatidis, has non-amphibian hosts and releases chemicals that cause pathology in the absence of infection. Proceedings of the National Academy of Science, USA, 110:210-215. PDF

Richards-Zawacki, C. L., J. Yeager, and H. P. S. Bart. 2013. No evidence for differential survival or predation between sympatric color morphs of an aposematic poison frog. Evolutionary Ecology 27:783-795. PDF


Brannelly, L. A., M. W. H. Chatfield, and C. L. Richards-Zawacki. 2012. Field and laboratory studies of the susceptibility of the green treefrog (Hyla cinerea) to Batrachochytrium dendrobatidis infection. PLoS One 7:e38473. PDF

Brannelly, L. A., C. L. Richards-Zawacki, and A. P. Pessier. 2012. Clinical trials with itraconazole as a treatment for chytrid fungal infections in amphibians. Diseases of Aquatic Organisms 101:95-104. PDF

Chatfield, M. W. H., P. Moler, and C. L. Richards-Zawacki. 2012. The amphibian chytrid fungus, Batrachochytrium dendrobatidis, in fully aquatic salamanders from the Southeastern United States. PLoS One 7:e44821. PDF

Richards-Zawacki, C. L., I. J. Wang, and K. Summers. 2012. Mate choice and the genetic basis for color variation in a polymorphic dart frog: Inferences from a wild pedigree. Molecular Ecology 21:3879-3892. PDF


Arch, V. S., C. L. Richards-Zawacki, and A. S. Feng. 2011. Acoustic communication in the Kihansi Spray Toad (Nectophrynoides asperginis): Insights from a captive population. Journal of Herpetology 45:45-49. PDF

Chatfield, W. M. H. and C. L. Richards-Zawacki. 2011. Elevated temperature as a treatment for Batrachochytrium dendrobatidis infection in captive frogs. Diseases of Aquatic Organisms 94:235-238. PDF

Richards-Zawacki, C. L. and M. E. Cummings. 2011. Intraspecific reproductive character displacement in a polymorphic poison dart frog, Dendrobates pumilio. Evolution 65:259-267. PDF

Schulte, L. M., J. Yeager, R. Schulte, M. Veith, P. Werner, L. A. Beck, and S. Lotters. 2011. The smell of success: choice of larval rearing sites by means of chemical cues in a Peruvian poison frog. Animal Behaviour 81:1147-1154. PDF

Yeager, J., C. Wooten, and K. Summers. 2011. A new technique for the production of large numbers of clay models for field studies of predation. Herpetological Review 42:357-359. PDF


Chatfield, M. W. H., K. H. Kozak, B. M. Fitzpatrick, and P. K. Tucker. 2010. Patterns of differential introgression in a salamander hybrid zone: inferences from genetic data and ecological niche modelling. Molecular Ecology 19:4265-4282. PDF

Richards-Zawacki, C. L. 2010. Thermoregulatory behavior affects prevalence of chytrid fungal infection in a wild population of Panamanian golden frogs. Proceedings of the Royal Society of London, Ser. B., 277:519-528. PDF


Chatfield, M. W. H., B. B. Rothermel, C. S. Brooks, and J. B. Kay. 2009. Detection of Batrachochytrium dendrobatidis in amphibians from the Great Smoky Mountains of North Carolina and Tennessee, USA. Herpetological Review 40:176-179. PDF

Richards-Zawacki, C. L. 2009. Effects of slope and riparian habitat connectivity on gene flow in an endangered Panamanian frog, Atelopus varius. Diversity and Distributions 15:796-806. PDF


Lehtinen, R. M., Y-C. Kam, and C. L. Richards. 2008. Preliminary surveys for Batrachochytrium dendrobatidis in Taiwan. Herpetological Review 39:317-318. PDF

Richards, C. L., A. J. Zellmer, and L. M. Martens. 2008. Batrachochytrium dendrobatidis not detected in Oophaga pumilio on Bastimentos Island, Panama. Herpetological Review 39:200-202. PDF

Zellmer, A. J., C. L. Richards, and L. M. Martens. 2008. Low prevalence of Batrachochytrium dendrobatidis across Rana sylvatica populations in Southeastern Michigan. Herpetological Review 39:196-199. PDF


Carstens, B. C. and C. L. Richards. 2007. Integrating coalescent and ecological niche modeling in comparative phylogeography. Evolution 61:1439-1454. PDF

Karraker, N. E., C. L. Richards, and H. L. Ross. 2006. Observations on the reproductive ecology of Atelopus zeteki and comparisons to other members of the genus. Herpetological Review 37:284-288. PDF

Richards, C. L. and L. L. Knowles. 2007. Tests of phenotypic and genetic concordance and their application to the conservation of Panamanian golden frogs (Anura, Bufonidae). Molecular Ecology 16:3119-3133. PDF

Richards, C. L., B. C. Carstens, and L. L. Knowles. 2007. Distribution modelling and statistical phylogeography: An integrative framework for generating and testing alternative biogeographic hypotheses. Journal of Biogeography 34:1833-1845. PDF


Karraker, N. E., C. L. Richards, and H. L. Ross. 2006. Observations on the reproductive ecology of Atelopus zeteki and comparisons to other members of the genus. Herpetological Review 37:284-288. PDF

Richards, C. L. 2006. Has the evolution of complexity in the amphibian papilla influenced anuran speciation rates? Journal of Evolutionary Biology 19:1222-1230. PDF

Richards, C. L., N. E. Karraker, E. J. Griffith, and R. G. Robbins. 2006. Atelopus varius(Variable Harlequin Frog) and Atelopus zeteki (Panamanian Golden Frog) ectoparasites. Herpetological Review 37:332-333. PDF

Zippel, K. C., R. D. Ibanez, E. D. Lindquist, C. L. Richards, C. A. Jaramillo A., and E. J. Griffith. 2006. Implicaciones en la conservacion de las ranas doradas de Panamá, asociadas a su revisión taxonomica. Herpetotropicos 3:29-39. PDF


Knowles, L. L. and C. L. Richards. 2005. Importance of genetic drift during Pleistocene divergence as revealed by analyses of genomic variation. Molecular Ecology 14:4023-4032. PDF