Zoya, a 21-year-old Amur leopard ... protect their natural habitat and increase the population of prey animals like deer and wild boar, according to the World Wildlife Fund.

Animals are disappearing at hundreds of times the normal rate, primarily because of shrinking habitats. Their biggest threat: humans. No trace of the wild South China tiger, Panthera tigris ...

Animals have some amazing adaptations that help them live in even the most hostile environments. Consider camels, for instance. They can thrive in some of the hottest and driest places on Earth. Their ...

The zoo recently announced the births of various animals, many of which are threatened or endangered in the wild. Some of these births are also a positive sign for the San Diego Zoo Wildlife ...