Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
The reindeer is the only mammal that can see UV light.
17
The cat brain weighs about 30g.
167
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
The elephant brain weighs about 6,000g.
274