Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
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
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
-12
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
The seahorse is the only fish to have a neck.
12
A cow produces around 200,000 glasses of milk in her lifetime.
373
Mosquitoes don't just bite you, they also pee on you.
11