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.

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.

Friends, I hope you're picturing the absolute town-crier vibe of this announcement. This Monday we are collectively gifted by ...

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 ...

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 ...

The cutest guessing game in Grand Rapids is about to come to an end as John Ball Zoo will reveal the gender of its first ...

Since pygmy hippos live a solitary lifestyle, there would be no reason for Mars to interact with his dad. Posie has her hands ...

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