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
Sloths take two weeks to digest their food.
243
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
The octopus does not have a blind spot.
273
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
Gorillas can catch human colds and other illnesses.
205