LOS ANGELES -- Los Angeles police are investigating a bizarre case of trespassing that involves a man slapping a hippo's butt at the L.A. Zoo. A video surfacing on social media shows a man hopping ...

SAN DIEGO, Calif. (KABC) -- A pygmy hippo calf died only one week after being born at the San Diego Zoo. The zoo tweeted out a photo of the baby hippo, asking its followers to share sympathy with ...

CHESTERFIELD COUNTY, Va. — Scores of folks gathered at the Metro Richmond Zoo to celebrate Poppy the pygmy hippo's birthday.

SAN DIEGO, Calif. (KABC) -- A mother pygmy hippo gave birth to a 12-pound baby Wednesday at the San Diego Zoo, making it the first surviving hippo birth in more than 10 years. The youngster was born ...

A new baby pygmy hippo was born at John Ball Zoo in Grand Rapids, Michigan. This is the fourth pygmy hippo born in a U.S. zoo in the last year, which is significant for the endangered species. Pygmy ...

Thousands of excited fans flocked to a Thai zoo on Thursday to celebrate the first birthday of Moo Deng, the adorable baby pygmy hippo that has become a social media sensation. The Khao Kheow Open Zoo ...

Hippo mama Bibi gave birth six weeks early Jan. 24, 2017, to the first Nile hippo born at the Cincinnati Zoo & Botanical Garden in 75 years. No one could've imagined what a stir this underdeveloped, ...