Zoo Animals and Their Discontents - The New York Times
Most Captive-Born Predators Die If Released
Zoos Called It a 'Rescue.' But Are the Elephants Really Better Off? - The New York Times
Should Animals Be Kept in Zoos? | KQED Education
Animals in Entertainment: Circuses, SeaWorld, and Beyond | PETA
Elephants Captured From the Wild Live Shorter Lives Than Those Born in Captivity, New Study Shows
Is it time to shut down the zoos? | Zoos | The Guardian
/arguments-for-and-against-zoos-127639-final-dc01cbfa730542f18444b0d9da515b02.png "Are Zoos Ethical? Arguments for and Against Zoos")
Are Zoos Ethical? Arguments for and Against Zoos
The Zoo: San Diego" shines the spotlight on conservation, not captivity - Los Angeles Times
Mammals May Live Longer In Zoos | The Scientist Magazine®
Recent deaths at Dallas Zoo have seemed notable but aren't out of the ordinary
Elephants in Captivity: Do They Really Live Longer | SiOWfa15: Science in Our World: Certainty and Controversy
Zoos - Pros & Cons - ProCon.org
Do Zoos Shorten Elephant Life Spans? | Science | AAAS
Comparative analyses of longevity and senescence reveal variable survival benefits of living in zoos across mammals | Scientific Reports
Do animals live longer in captivity? | BBC Wildlife Magazine | Discover Wildlife
Why do some animals in captivity live longer/shorter lives than in the wild? - Quora
Why do some animals live longer in captivity? - Quora
Longevity: a look at the shortest and longest lives in the animal kingdom
Do Animals Live Longer In Captivity? | by Andy O'Dower | Medium
Big Cats in Captivity | National Geographic Society
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WILD ANIMALS AND THE CAPTIVITY ISSUE
Jenny on Twitter | Orcas in captivity, Orca, Sea world
Aquariums and Marine Parks | PETA
Empty the Cages and Tanks! Here's the Truth About the Lives of Animals in Captivity Versus the Wild - One Green Planet
Why do some animals in captivity live longer/shorter lives than in the wild? - Quora
