NBC NewsCovid outbreak hits lions, tigers at National ZooSep 17, 2021Tim FitzsimonsBy Tim Fitzsimonsmore_vert
Smithsonian's National Zoo and Conservation Biology InstituteGreat Cats Tested Presumptive Positive For COVID-19 at the Smithsonian's National ZooSep 17, 2021more_vert
DCistAll Lions And Tigers At National Zoo Test Positive For CoronavirusSep 17, 2021Elliot WilliamsBy Elliot Williamsmore_vert
CBS NewsMultiple Smithsonian National Zoo big cats test presumptively positive for COVID-19Sep 17, 2021Tori B. PowellBy Tori B. Powellmore_vert
NPR9 Lions And Tigers At The National Zoo Are Being Treated For COVIDSep 17, 2021Sharon Pruitt-YoungBy Sharon Pruitt-Youngmore_vert