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Brian Gratwicke

Research Scientist / Center for Species Survival

Research Focus

Brian Gratwicke is a conservation biologist at the National Zoo, where he leads the Zoo’s amphibian conservation program to confront global amphibian declines.

Most Recent Publications

Gratwicke, Brian, Ross, H., Batista, A., Chaves, G., Crawford, A. J., Elizondo, L., Estrada, A., Evans, M., Garelle, D., Guerrel, J. and Hertz, A. Evaluating the probability of avoiding disease-related extinctions of Panamanian amphibians through captive breeding programs, Animal Conservation, . 2016.

Becker, Matthew H., Walke, Jenifer B., Cikanek, Shawna, Savage, Anna E., Mattheus, Nichole, Santiago, Celina N., Minbiole, Kevin P. C., Harris, Reid N., Belden, Lisa K. and Gratwicke, Brian. Composition of symbiotic bacteria predicts survival in Panamanian golden frogs infected with a lethal fungus, Proceedings of the Royal Society B: Biological Sciences, 282 (1805) . 2015.

Gratwicke, Brian, Alonso, Alfonso, Elie, T., Kolowski, J., Lock, J., Rotzel, N., Sevin, J. and Fleischer, Robert C. Batrachochytrium dendrobatidis not detected on amphibians for two lowland sites in Gabon, Africa, Herpetological Review, 42 (1) 69-71. 2011.

Becker, Matthew H., Richards-Zawacki, Corinne, Gratwicke, Brian and Belden, Lisa K. The effect of captivity on the cutaneous bacterial community of the critically endangered Panamanian golden frog (Atelopus zeteki), Biological Conservation, 176 199-206. 2014.

Cikanek, Shawna J., Nockold, Simon, Brown, Janine L., Carpenter, James W., Estrada, Angie, Guerrel, Jorge, Hope, Katherine, IbaƱez, Roberto, Putman, Sarah B. and Gratwicke, Brian. Evaluating Group Housing Strategies for the Ex-Situ Conservation of Harlequin Frogs (Atelopus spp.) Using Behavioral and Physiological Indicators, PLoS ONE, 9 (2) 1-6. 2014.

View all publications, abstracts, and printable papers by Brian Gratwicke