A queen bee uses her stinger only to sting another queen bee.
39
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
A pig's penis is shaped like a corkscrew.
22
Spotted skunks do handstands before they spray.
32
The pea aphid insect explodes itself thereby sacrificing its life to protect its relatives from predators.
3
The head of a jellyfish is called the "Bell."
6
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
