A pig's penis is shaped like a corkscrew.
22
The world's smartest pig, owned by a mathematics teacher in Madison, WI, memorized the multiplication tables up to 12.
264
Tigers can see 6 times better at night than humans.
305
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
The cat brain weighs about 30g.
167
Honeybees have a type of hair on their eyes!
22