The Zoo & Botanical Garden's holiday lights display was ranked No. 1 by USA TODAY readers for the seventh year in a row.

America's beloved hippo, Fiona, from Cincinnati Zoo was filmed swimming in the pool and accidentally running over her mate ...

These moments, captured by her zookeeper at the Khao Kheow Open Zoo, a two-hour drive south of Bangkok and shared on social ...

A hippo recently let his mom step on top of his back, acting as a “step stool,” while the two were in the water at the ...

As the weather gets colder and the holiday season approaches, it’s time for the Cincinnati Zoo’s annual PNC Festival of ...

Looking for a unique holiday light experience? Check out the Cincinnati Zoo Festival of Lights, a "Wild Wonderland." ...

It is moving time at the Bronx Zoo now -- the movement being from the outdoor cages to the warmer Winter quarters. The big elephant house, which has just been completed, is to be used for the cold ...

(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 ...

(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 ...