The hippopotamus, also known as a hippo, is a massive amphibious mammal that spends most of its time near "lakes, pools, mudholes, or in the preferred moving waters of rivers," according to the San ...

Given their huge size, there is no question as to why hippopotamuses are one of the most feared mammals. Apart from their bulky appearance, they also have an odd-looking mouth that features huge, ...

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 ...

An alpha hippo is challenged by two outside males. A coup by two hippo bulls is out of the ordinary, but this is no ordinary year, as a once-in-a-lifetime drought spurs unusual animal behavior. - ...

COLORADO SPRINGS, Colo. — One of Colorado's cutest animals is growing up. Omo, a 21-month-old hippopotamus at Cheyenne Mountain Zoo, will soon weigh more than 1,000 pounds. The Colorado Springs zoo ...

The Metro Richmond Zoo, the only place in Virginia to see hippos, said that pygmy hippos are an endangered West African species with less than 2,500 mature hippos remaining in the wild. "This ...