Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
11
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
Cats and dogs can hear ultrasound.
350
Ants tend to survive in a microwave because they find the coolest spot and wait!
17