There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
Jellyfish as a species are actually older than dinosaurs and sharks.
383
Rattlesnake mating sessions have been known to last more than 22 hours.
232
The head of a jellyfish is called the "Bell."
6
There's a lizard known as the 'Jesus Lizard' that can run across water.
11
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26