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
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
The Basenji dog is the only dog that is not able to bark.
4
The colossal squid has the largest eyes in the world.
4
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
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11