Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
21
A 42-foot sperm whale has about 7 tons of oil in it.
209
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
When you shave a guinea pig it looks like a little hippo.
19
Denmark has twice as many pigs as there are people.
66
The most expensive cow in the world was sold in 2009 for $1.2 million.
-3