Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
A lion in the wild usually makes no more than twenty kills a year.
186