National Hippo Day (Feb. 15) got its start on Second Life, an online virtual world where the hippo is a hero or sorts as well as the unofficial mascot. However, even if you've never been a Second Life ...

Cincinnati's favorite hippo is going to be a big sister! The zoo said that Fiona, who was born six weeks premature in January 2017, will be a sibling when her mom, Bibi, gives birth later this year.

GRAND RAPIDS, Mich. (WOOD) — It’s here! The John Ball Zoo in Grand Rapids, Michigan, said Penelope, a pygmy hippo, birthed a calf on Wednesday. The unnamed baby weighs 11 pounds and is the first pygmy ...

An animal-rights group announced Wednesday it has lodged a federal complaint saying that a recently opened hippopotamus attraction at the Los Angeles Zoo violates federal law by allowing visitors to ...