A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
When cats are happy, they may squeeze their eyes shut.
10
The oldest recorded elephant lived for 82 years.
213
There's a breed of cat called Munchkin and they have tiny legs.
13
Frogs cannot swallow without blinking.
41
In Australia, there are spiders big enough to eat snakes.
20
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492