Cows can sleep standing up, but they can only dream lying down.
745
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
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
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
When dragonflies mate, their tails form a love heart.
22
Camels and llamas can cross breed. The offspring is called a ‘Cama’.
10