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
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Ants tend to survive in a microwave because they find the coolest spot and wait!
17
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5