The Milwaukee Zoo mourns the loss of Patti, the oldest hippo in U.S. zoos, who was known for her spirited personality.

Moo Deng fans have something to sing... er, I mean cheer... about. That's because the Khao Kheow Open Zoo in Thailand where ...

Patti — a river hippopotamus and a favorite animal at the Milwaukee County Zoo since she arrived in 1972 — has died. Patti ...

Our friends at Zoosiana have some exciting news, two new pygmy hippos are now at home in Broussard, Louisiana. If you've been ...

Spy on curious meerkats in El Paso, adore the Houston Zoo’s baby giraffe, or watch North Texas bats snooze in tiny hammocks.

A river hippopotamus at the Milwaukee County Zoo was humanely euthanized on Sunday, Nov. 10. Patti marked her 55th birthday ...

An endangered sea turtle that was found about a year ago some 5,000 miles (8,047 kilometers) from its native waters has been released into the Gulf of Mexico, according to ...

The Houston Zoo got a four year old pygmy hippo named Akobi. He is from the San Francisco Zoo. Here's where you can find him ...

The upbeat 50-second song “Moodeng Moodeng," available in Thai, English, Chinese and Japanese versions, features simple ...

WHO: The cutest adult pygmy hippo you ever did see. WHAT: A new arrival at the Houston Zoo.

Born October 30 to parents Gloria and Otto at the Edinburgh Zoo in Scotland, the hippo is already gaining popularity, following in the footsteps of viral sensation Moo Deng ...