The hippopotamus, commonly called "hippo," is the third-largest living land animal. Male hippos can weigh up to 9,920 pounds while females weigh around 3,000 pounds, according to PBS." The animal's ...

In the must-see video above, an adorable baby pygmy hippo at the Metro Richmond Zoo in Moseley, Virginia, had its first swim accompanied by its mom after the water level was lowered for the little ...

Before Moo Deng became a viral sensation, baby Obi was making waves with his mom at the Melbourne Zoo in Australia. A YouTube video from Zoos Victoria shows the baby pygmy hippo taking its first swim ...