The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
A group of ferrets is called a business.
6
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151
Some breeds of chickens lay colored eggs!
51
Spiders have transparent blood.
56
The penguin is the only bird who can swim, but not fly!
90
The seahorse is the only fish to have a neck.
12
Armadillos can get leprosy.
13