Hummingbirds can't walk.
32
Some ribbon worms will eat themselves if they cant find any food!
37
Male monkeys lose the hair on their heads in the same way men do.
41
The Basenji dog is the only dog that is not able to bark.
4
A group of ferrets is called a business.
6
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
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
A spider's silk is stronger than steel.
52