Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
Dogs have been man's pet for over 14,000 years.
224
Cats and dogs can hear ultrasound.
350
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25