Watch this unsettling video of an aggressive hippo with incredible speed chasing after a boat full of nervous tourists!

Whether it's due to their predatory nature or their instinct for self-defense, these wild animals can pose a formidable threat. Here's how to protect yourself.

Besides elephants and rhinoceroses, hippopotamuses are the largest living land animal. Though they resemble giant pigs, their ...

Karen is founder of the Turgwe Hippo Trust based in the south east ... came to be in Africa caring for one of the world’s most dangerous animals. Thunder cracks overhead as she starts to speak ...

Reports of baby pygmy hippos in Thailand and in Richmond, Virginia, have garnered much attention for their respective zoos, attracting many visitors.

Grizzly and polar bears are considered the most dangerous ... have also been known to threaten humans. Hippos have often been labelled as aggressive animals, with the number of human deaths ...

Wildlife groups argue the U.S. Fish and Wildlife Service to put common hippos on the endangered list to protect against U.S. trade in body parts.

There was good reason to be concerned. Hippos are one of the most dangerous animals in Africa and have a reputation for being highly aggressive and territorial. So how on earth were we going to ...