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
Early American humans hunted car-size armadillos and used their shells for houses.
12
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
An average cat has 1-8 kittens per litter and can have 2-3 litters per year. During her productive life, one female cat could have more than 100 kittens. A single pair of cats and their kittens can produce as many as 420,000 kittens in just 7 years.
10
The head of a jellyfish is called the "Bell."
6