Sloths take two weeks to digest their food.
243
Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
2
Bats sleep 18-20 hours per day.
5
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
Dogs have been man's pet for over 14,000 years.
224
Female kangaroos have three vaginas.
2
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