Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
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There are approximately three chickens for every human on Earth.
13
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.
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There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
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
A domestic cat can sprint at about 31 miles per hour.
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