Domestic pigs average a top speed of about 11 miles per hour.
182
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
When cats are happy, they may squeeze their eyes shut.
10
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456