BBC footage shows male hippos fighting for dominance, sometimes for hours, in a brutal struggle for mating rights ...

Thanks to social media, people around the world have fallen in love with Fiona and Fritz at the Cincinnati Zoo and the adorable memes of baby Moo Deng. It’s easy to see why — baby hippos are ...

Is anything cuter than a baby hippo? Fans of Thailand’s Khoa Kheow Open Zoo don’t think so. The zoo recently held a four-day festival dedicated to their most famous resident: a pygmy hippo named Moo ...

Analysis shows hippos get all four feet off the ground simultaneously for up to 15% of the time when running at full speed For a brief moment lasting 0.3 seconds per stride, some hippos 'fly' by ...