George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
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
The most expensive cow in the world was sold in 2009 for $1.2 million.
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