Yet the Discovery suffers from a lack of agility as it lumbers about in corners. It's more hippo in a tutu than dancing queen, with lots of body roll evident when the Discovery negotiates turns.

Indigo Hippo in Cincinnati is celebrating more than eight years of creativity and environmental sustainability.

Compared with Africa's other big animals, hippos have been relatively neglected in scientific research. Partly, this is ...

Despite this, this zoo apparently decided to put their hippo in a containment area with the lowest fence possible and, when ...

Patti, the oldest living hippopotamus at an accredited zoo in the United States, has died. Patti had marked her 55th birthday in February. On Nov. 9, veterinarians noticed she appeared lethargic ...

(CNN) - The Milwaukee County Zoo is sad to announce the passing of a longtime resident. Patti, the oldest living hippopotamus at an accredited zoo in the United States, has died. Patti had marked her ...