Cats sleep for 70% of their lives.
8
The animal responsible for the most human deaths worldwide is the mosquito.
200
What you find when you shave the striped fur off of a tiger? Striped skin.
163
A duck's quack doesn't echo, and no one knows why.
173
The average life expectancy of an ant is 45-60 days.
81
Armadillos can get leprosy.
13
Spiders have transparent blood.
56