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

The Mara River makes the perfect home for hippos. They graze the surrounding reed beds and grassland and swim in the bends and pools of deep water. The river supports around 2,000 of these semi ...

To celebrate all things hippopotamus, our next set of free coloring pages has fun facts and images of these cute creatures.