Bats sleep 18-20 hours per day.
5
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
A 42-foot sperm whale has about 7 tons of oil in it.
209