When you shave a guinea pig it looks like a little hippo.
19
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
The colossal squid has the largest eyes in the world.
4
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
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
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
Cows can sleep standing up, but they can only dream lying down.
745