Many mammal populations in European and North American zoos are aging—a trend that jeopardizes the long-term viability of so-called reserve populations and, with it, a core mission of modern zoos in ...

The Smithsonian’s National Zoo and Conservation Biology Institute is home to more than 2,200 animals. We followed zookeepers to see what it takes to feed them.

They sound like creatures someone made up: 2 feet long, covered in slime, and elusive despite their size. But no, hellbenders are real. And this rare and endangered species' population is growing ...

A Baird's tapir, similar to this tapir, was born July 23 at the Houston Zoo as part of the zoo’s plan for genetic diversity. When people visit their local zoo, they often expect the animals to be well ...

Fans are surprised with free VIP zoo experiences that grant access beyond standard visitor areas. This video focuses on moments when guests come closer to powerful animals than usual, introducing real ...

A European zoo is asking for donations of healthy pets to feed to its predators as part of a controversial policy that has sparked international outrage. "Did you know that you can donate smaller pets ...

Many mammal populations in European and North American zoos are aging - a trend that jeopardizes the long-term viability of so-called reserve ...

Omaha's Henry Doorly Zoo and The Nature Conservancy have teamed up to turn invasive trees and shrubs into a win-win situation for the organizations © Joshua Foo ...

As a charity, the zoo relies heavily on admissions and donations to fund day-to-day operations and conservation projects.