Black Whales are born white.
41
Dolphins have names for one another.
18
An albatross can sleep while it flies!
36
When cats are happy, they may squeeze their eyes shut.
10
On average, it takes 660 days from conception for an elephant to give birth.
19
Sharks, like other fish, have their reproductive organs in their chests.
248
A duck's quack doesn't echo, and no one knows why.
173
In Australia, there are spiders big enough to eat snakes.
20