It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
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
Cows can sleep standing up, but they can only dream lying down.
745
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
An average cat has 1-8 kittens per litter and can have 2-3 litters per year. During her productive life, one female cat could have more than 100 kittens. A single pair of cats and their kittens can produce as many as 420,000 kittens in just 7 years.
10