Every wild animal evolved to fulfill a role within its ecosystem. Lions regulate prey populations. Orangutans disperse seeds.

Ethics of keeping mammals in zoos and aquariums / Michael D. Kreger and Michael Hutchins -- Challenges of zoo animal welfare / Ron Kagan and Jake Veasey -- Setting standards for evaluation of captive ...

PITTSBURGH, PA — An animal rights group is suing the Pittsburgh Zoo & Aquarium, seeking the release of five elephants it says are being kept in harmful conditions, according to KDKA. The Nonhuman ...

In recent decades, scientists and public health experts have increasingly examined how human interactions with wildlife and ecosystems can contribute to the emergence of infectious diseases. Two human ...

For travelers seeking the wonder of wildlife without the cruelty of captivity, hologram zoos around the world are transforming animal tourism. A decade ago I wrote an article titled For the Animals, ...

Zoos "could be doing more" to help protect endangered species, suggests new research. Most fish and animals kept in U.K. zoos ...

Meet Lady Fatou, the world’s oldest living gorilla at Berlin Zoo, known for her record-breaking longevity in captivity. Besides their mission to support animal conservation, research, and public ...

Even elephants are getting on the quantified-self movement. The health of some zoo elephants is now being monitored through fitness trackers, according to NPR. It’s called the Elephant Welfare ...

Ample research shows that captive animals suffer psychologically in many different ways when they're caged and put on display. Many literally go crazy. They engage in highly abnormal activities ...

British zoos hold 106,000 animals, and just 9% are native species, with only 2% on any UK conservation priority list.