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lab publications

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. In press in Naturwissenschaften.

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.

Dugas, M. B. and C. L. Richards-Zawacki. 2015. Conspicuous and cryptic morphs of a polytypic poison frog differ in reproductive rates because of differential tadpole survival. Ethology, Ecology and Evolution, online early.

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.

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

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.

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.

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.

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.

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

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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

Marek, P., Papaj, D., Yeager, J., Molina, S., and Moore, W. 2011. Bioluminescent aposematism in millipedes. Current Biology 21: R680-R682.

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

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

Schulte, L.M., Yeager, J., Schulte, R., Veith, M., Werner, P., Beck, L.A., and Lotters, S. 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.

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.

Arch, V. S., Richards-Zawacki, C. L. and A. S. Feng. 2011. Acoustic communication in the Kihansi Spray Toad (Nectophrynoides asperginis): Insights from a captive population. Journal of Herpetology, 45(4): 45-49.

Chatfield, M. W. H., Kozak, K. H., Fitzpatrick, B. M. 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.

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.

Chatfield, M. W. H., Rothermel, B. B., Brooks, C. S., 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.

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.

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

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.

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

Semlitsch, R. D., Ryan, T. J., Hamed, K., Chatfield, M., Drehman, B., Pekarek, N., Spath, M. and A. Watland. 2007. Salamander abundance along road edges within abandoned logging roads in Appalachian forests. Conservation Biology 21: 159-167.

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.

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.

Carstens, B. C. and C. L. Richards. 2007. Integrating coalescent and ecological niche modeling in comparative phylogeography. Evolution 61(6): 1439-1454.

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

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(3): 284-288.

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(3): 332-333.

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(1): 29-39.

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.

Ecology & Evolutionary Biology, 400 Boggs,Tulane University, New Orleans, LA 70118 504-865-5191