The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Jellyfish as a species are actually older than dinosaurs and sharks.
383
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
Whales and dolphins can't taste anything other than salt.
11
Sharks have been on the planet longer than trees.
14
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
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