There wasn't a single pony in the Pony Express, just horses!
57
Giraffes are unable to cough.
50
A woodpecker can peck twenty times a second.
28
A domestic cat can sprint at about 31 miles per hour.
274
A polar bear's skin is black. Its fur is not white, but actually clear.
25
Baby beavers are called kittens.
38
The octopus' testicles are located in its head.
82
According to scientific studies, a rat's performance in a maze can be improved by playing music written by Mozart.
46