We want animals to roam free as much as the next person, but there has to be some limit. You shouldn’t have to share an escalator with a wildebeest or hippo, unless you that's what you want.Here are 1 ...

Hippo escapes from zoo and causes chaos in the surrounding area.

Milwaukee County Zoo opened its new rhino and hippo habitat Dec. 5, completing its Adventure Africa project, a $50 million ...

Getting your Trinity Audio player ready... Mahali, the Denver Zoo’s beloved Nile hippopotamus, will stay in the Mile High City a little longer than expected. Zoo officials in July announced that the ...

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, ...

Zoos and their inhabitants often make the headlines, from Cauliflower the beaver going missing from a famous New York zoo, to a Chinese zoo coming under fire for painting donkeys to pass them off as ...