A puppy is born blind, deaf, and toothless.
16
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
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
The cat brain weighs about 30g.
167
A cow produces around 200,000 glasses of milk in her lifetime.
373
The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8
The Basenji dog is the only dog that is not able to bark.
4