Cows can sleep standing up, but they can only dream lying down.
745
Sloths take two weeks to digest their food.
243
Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
10
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9