Hippos can get airborne when moving at high speeds over land, according to a new study. This is the first time that the animals, which can weigh more than 2,000 kilograms (2.2 tons) and spend much of ...

Pigs might not fly, but it turns out that hippos can get seriously airborne. Surprise new research from the Royal Veterinary College in England has uncovered that the African animals launch all four ...

A federal judge has given the U.S. Fish and Wildlife Service three more years to determine whether the common hippopotamus should be protected under the U.S. Endangered Species Act. Wild hippos are ...