Rattlesnake mating sessions have been known to last more than 22 hours.
232
A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
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
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
The two oldest cats on record lived to 38 and 34 years old, both were owned by the same owner and lived off a diet of bacon, eggs, broccoli and coffee.
12
Condoms were originally made of animal intestines or linen.
347
Penguins have a gland above their eye that turns saltwater into freshwater.
12