Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
Drivers kill more deer than hunters do.
660
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9