Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
The oldest recorded elephant lived for 82 years.
213
A lion in the wild usually makes no more than twenty kills a year.
186
The elephant brain weighs about 6,000g.
274
Squirrels forget where they hide about half of their nuts.
698
Vultures fly without flapping their wings.
97
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
There's a breed of cat called Munchkin and they have tiny legs.
13