Dogs have been man's pet for over 14,000 years.
224
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
Bats sleep 18-20 hours per day.
5
Dogs sometimes fake being sick to get attention.
26
A lion in the wild usually makes no more than twenty kills a year.
186