coronavirus vaccine July 20, 2021 6:05 am Zoo Animals Get Experimental COVID Vaccines The Philadelphia Zoo is joining other zoos around the country in getting experimental doses of COVId-19 vaccines to animals. US & World Videos 1:31 CDC recommends updated Covid shot for everyone ages 6 months and up 2:39 New COVID variant known as Eris causing rise in cases, experts say 2:05 Federal Covid-19 Public Health Emergency Ends After More Than 3 Years 2:05 After More Than 3 Years, COVID-19 Public Health Emergency Coming to an End 0:35 WHO: COVID Is No Longer a Global Health Emergency