A group of pugs is called a grumble.
10
Penguins have a gland above their eye that turns saltwater into freshwater.
12
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
Female kangaroos have three vaginas.
2
The Basenji dog is the only dog that is not able to bark.
4