When dragonflies mate, their tails form a love heart.
22
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
12
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
Condoms were originally made of animal intestines or linen.
347
In Australia, there are spiders big enough to eat snakes.
20
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2