Only 3% of bird species have penises.
0
A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
12
Sloths take two weeks to digest their food.
243
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
The Basenji dog is the only dog that is not able to bark.
4
Ants tend to survive in a microwave because they find the coolest spot and wait!
17
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45