Some Zoos Are Vaccinating Their Animals Against Covid-19 : NPR
Gorillas in Captivity - Gorilla Facts and Information
A Day in the Life of a Gorilla at Smithsonian's National Zoo | Smithsonian's National Zoo
Saint Louis Zoo | Jungle of the Apes
Gorilla - The Houston Zoo
Western Lowland Gorilla - Zoo Atlanta
Hear it for yourself: Zoo gorillas invent new call to communicate with human handlers
When Darwin Met Another Ape
San Francisco Zoo | Planet of the Apes Wiki | Fandom
Captivity Makes Orangutans Curious - The Atlantic
Tell UNESCO to recognize great apes as Living World Heritage - Rainforest Rescue
Great Ape trafficking — an expanding extractive industry
Action for Apes Challenge - The Houston Zoo
Attention-Grabbing Apes: Studying Gorilla and Orangutan Gestures | Smithsonian's National Zoo
Great apes given Covid vaccines after outbreak at San Diego zoo | San Diego | The Guardian
Gorilla - Wikipedia
Great Apes | Little Rock Zoo
At least two gorillas at San Diego Zoo tested positive for Covid-19, in the first known cases among great apes | CNN
How zoos must change to keep great apes safe from coronavirus
There is a moral argument for keeping great apes in zoos | Aeon Ideas
Orangutan | San Diego Zoo Animals & Plants
Do Gorillas Even Belong in Zoos? Harambe's Death Spurs Debate - The New York Times
