Baby hippos can be quite a handful. They are naturally rebellious and exhibit highly rambunctious behavior on a daily basis.

When a well-known and loved homeless man nicknamed “Pepe” was killed in the crossfire of a Chicago shooting outside her home ...

This is the fourth pygmy hippo born in a U.S. zoo in the last year, which is significant for the endangered species.

In a viral video shared by the zoo, they demonstrate the best way to cure the hippo's mischief: calling his mother.

It’s a boy! Pygmy hippo Jahari, the father of John Ball Zoo’s pygmy hippo calf, helped break the news at a gender reveal ...

A baby pygmy hippo's viral moment at Tanganyika Wildlife Park showed how a mother's stern look works across species. Mars, one of only 3,000 left, learned quickly.

Mars, the baby hippo with a sassy attitude, has captured hearts worldwide and is drawing visitors from as far as Phoenix and ...

Pygmy hippo Jahari broke news Thursday as he munched into a watermelon filled with blue jello. A couple hundred people watched anxiously from lookouts as the father of the zoo’s pygmy hippo calf took ...

Fiona the hippo at the Cincinnati Zoo has been written up in the New York Times and her own show. Mars, a pigmy hippo in ...

A Tahlequah native is helping care for baby pygmy hippo Mars at Tanganyika Wildlife Park in Kansas, where the young animal has quickly become a social media sensation.

GRAND RAPIDS, MI - A female pygmy hippo named Penelope has given birth to a “little splash of joy,” marking the first calf ...

In a gender reveal party at the zoo on Thursday morning, proud Papa Jahari took center stage to help unveil his baby's gender.