Why do some animals in captivity live longer/shorter lives than in the wild? - Quora
Zoos Shorten Elephants' Lives, Study Says - CBS News
Longevity: a look at the shortest and longest lives in the animal kingdom
Is it time to shut down the zoos? | Zoos | The Guardian
Why do some animals in captivity live longer/shorter lives than in the wild? - Quora
Why do some animals in captivity live longer/shorter lives than in the wild? - Quora
Do Zoos Shorten Elephant Life Spans? | Science | AAAS
8 Pet Birds With Short Life Spans (Under 20 Years) - PetHelpful
How Does Captivity Affect Wild Animals? | Discover Magazine
Elephants Captured From the Wild Live Shorter Lives Than Those Born in Captivity, New Study Shows
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
Jenny on Twitter | Orcas in captivity, Orca, Sea world
15 Examples of the Shortest Living Animals - Wildlife Informer
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WILD ANIMALS AND THE CAPTIVITY ISSUE
Are zoo animals happy? There's a simple empathy test we can apply | Salon.com
11 Pets With a 5-Year Lifespan (or Less) - PetHelpful
Do Animals Live Longer In Captivity? | by Andy O'Dower | Medium
Why do some animals in captivity live longer/shorter lives than in the wild? - Quora
Zoo Animals and Their Discontents - The New York Times
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Are Zoos Ethical? Arguments for and Against Zoos
Animals in Entertainment: Circuses, SeaWorld, and Beyond | PETA
Are Zoos Good or Bad for Animals? | KQED Education
Comparative analyses of longevity and senescence reveal variable survival benefits of living in zoos across mammals | Scientific Reports
Why do some animals live longer in captivity? - Quora
