Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
271
Penguins have a gland above their eye that turns saltwater into freshwater.
12
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
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
Ants tend to survive in a microwave because they find the coolest spot and wait!
17
Condoms were originally made of animal intestines or linen.
347