Human footprints stir the imagination. They invite you to follow, to guess what someone was doing and where they were going.

(THE CONVERSATION) Human footprints stir the imagination. They invite you to follow, to guess what someone was doing and where they were going. Fossilized footprints preserved in rock do the same – ...

Hippos, despite the myth, don't produce pink milk. Their white milk can sometimes mix with a reddish secretion, called "blood ...

Watch as a hippopotamus receives a surprisingly gentle teeth cleaning. The quest begins: find three giant heads, perform a ...