A puppy is born blind, deaf, and toothless.
16
Dolphins have names for one another.
18
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Sharks have been on the planet longer than trees.
14
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Cats sleep for 70% of their lives.
8
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