The male seahorse carries babies and 'gives birth' to them instead of the female.
7
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18
Cows can sleep standing up, but they can only dream lying down.
745
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Cats and dogs can hear ultrasound.
350
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10