Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
Sharks, like other fish, have their reproductive organs in their chests.
248
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
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
A dork is a whale's penis.
327
The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18