Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
The Basenji dog is the only dog that is not able to bark.
4
There's a rare breed of pig that looks like a sheep.
14