The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
Mosquitoes don't just bite you, they also pee on you.
11
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17