The Zoo will be closed Saturday, Jan. 29, due to winter weather.

The Zoo is open Thursdays, Fridays, Saturdays and Sundays from 8 a.m. to 3 p.m. Entry passes are required for all guests, including infants. All visitors ages 2 and older are required to wear a mask in all indoor spaces at the Zoo, regardless of their vaccination status. Fully vaccinated visitors do not need to wear a mask in outdoor areas. Select animal buildings remain closed.

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Dawn Zimmerman, D.V.M., M.S.

Director of Wildlife Health, Veterinary Medical Officer, Global Lead - PREDICT Kenya
B.S.,University of California at Davis; M.S., San Diego State University; D.V.M, Ross University

Dr. Dawn Zimmerman is the director of wildlife health for the Global Health Program, where she focuses on using a One Health approach for wildlife health issues and for the conservation of endangered species. Zimmerman has worked in the field of zoological and wildlife medicine for more than 15 years. She completed her Master of Science at San Diego State University and her Doctorate of Veterinary Medicine at Ross University. Her master's degree research focused on the development of techniques for reproductive assistance in exotic canids, and she has a particular interest in the conservation of African carnivores.

Zimmerman’s field experience includes conservation medicine and capacity building in the Russian Far East, El Salvador, St. Kitts, Madagascar, Namibia, South Africa, Chad, Kenya, Ethiopia, Uganda, Rwanda, Democratic Republic of Congo, Indonesia, and Sri Lanka. Zimmerman was the global lead for the USAID Emerging Pandemic Threats PREDICT program in Kenya, working to detect pathogens of pandemic potential by investigating the animals most likely to harbor them.

She is an appointed assistant professor adjunct of epidemiology at Yale School of Public Health, and holds affiliate faculty positions at George Mason University, University of Nairobi (Kenya), and Addis Ababa University (Ethiopia). She is also an associate editor for the Journal of Zoo and Wildlife Medicine, chair of the American Association of Zoo Veterinarians’ Development Committee, member of the National Science and Technology Council’s Pandemic Prediction and Forecasting Science & Technology working group, scientific adviser for the Gorilla Doctors at the University of California, Davis, and veterinary adviser for the Tapiridae Taxon Advisory Group and Species Survival Programs, the Tapir Specialist Group, and Sri Lanka’s Elephant Transit Home.

Her primary research interests include applying a One Health approach to the conservation of critically endangered wildlife species and the mitigation of emerging infectious diseases at the wildlife-human interface.

Recent Publications: 
Hardgrove, Emily,Zimmerman, Dawn M.,von Fricken, Michael E.,Deem, Sharon. 2021. A scoping review of rodent-borne pathogen presence, exposure, and transmission at zoological institutions. Preventive veterinary medicine, . 10.1016/j.prevetmed.2021.105345
Hassell, James M.,Newbold, Tim,Dobson, Andrew P.,Linton, Yvonne-Marie,Franklinos, Lydia H. V.,Zimmerman, Dawn,Pagenkopp Lohan, Katrina M. 2021. Towards an ecosystem model of infectious disease. Nature Ecology & Evolution, . 10.1038/s41559-021-01454-8
Henriquez, Megan C.,Amann, Alexis,Zimmerman, Dawn,Sanchez, Carlos,Murray, Suzan,McCann, Colleen,Tesfaye, Teklu,Swedell, Larissa. 2021. Home range, sleeping site use, and band fissioning in hamadryas baboons: Improved estimates using GPS collars. American Journal of Primatology, . 10.1002/ajp.23248