The seahorse is the only fish to have a neck.
12
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
Female kangaroos have three vaginas.
2
The cat brain weighs about 30g.
167
When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82