A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Dolphins have names for one another.
18
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
The male seahorse carries babies and 'gives birth' to them instead of the female.
7