A giraffe's kick is so powerful that it can decapitate a lion.
216
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Sharks have been on the planet longer than trees.
14
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The reindeer is the only mammal that can see UV light.
17