Cheetahs are the only big cat that cannot roar. They can purr though and usually purr most loudly when they are grooming or sitting near other cheetahs.

The 20th president of the United States, James Garfield, was able to write Greek with one hand and Latin with the other at the same time.

Count the number of cricket chirps in a 15-second period, add 37 to the total, and your result will be very close to the actual outdoor Fahrenheit temperature.

AMAZING FACTS