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
Dogs sometimes fake being sick to get attention.
26
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212