From Japan to China to Toledo, zookeepers routinely brush hippos' teeth. In the wild, hippos rely on birds and fish for ...

Among the most impressive physical attributes wild animals bring to bear in their battle for survival is the ability to simply chomp down hard. Not surprisingly, when it comes to what animal has the ...

In this week's Moment of Science, Chandlor Jordan explains the true power creatures across the animal kingdom.

Why would a rhino pick a fight with a hippo, and who has the advantage? Do hippos and rhinos usually get along? Despite their seemingly calm demeanor as they float through the water, hippos are ...