Crocodiles swallow stones to help them dive deeper.
55
The pea aphid insect explodes itself thereby sacrificing its life to protect its relatives from predators.
3
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Under extreme stress, some octopuses will eat their own arms.
198
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
Iguanas have two penises!
55