You know, we've never thought about the first time a cow moos. It just seemed like something they innately knew how to do.

The pygmy hippopotamus, now 6 months old, is Thailand’s biggest celebrity, and the crowds keep flocking. What explains her charm?

The Metro Richmond Zoo in Virginia is offering 30-minute meet-and-greets with its new baby pygmy hippo Poppy through February.

Watch out, Moo Deng. A new baby hippo has made a holiday entrance and she is soaking up the social media spotlight. The Metro Richmond Zoo in Virginia has announced the addition of a baby pygmy ...

Poppy, a pygmy hippo calf at the Metro Richmond Zoo, is quickly gaining global fame. She is the third calf born to Iris and Corwin. The zoo offers a unique chance to meet Poppy and her mother up close ...

Metro Richmond Zoo Baby Poppy was born on Dec ... The endangered species became a trending topic and meme worldwide, all thanks to Moo Deng, the newborn hippo at a zoo in Thailand who captured ...