The male seahorse carries babies and 'gives birth' to them instead of the female.
7
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
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
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
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
Sharks have been on the planet longer than trees.
14