Jellyfish as a species are actually older than dinosaurs and sharks.
383
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
Sharks, like other fish, have their reproductive organs in their chests.
248
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
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
Dogs have been man's pet for over 14,000 years.
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