An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
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
A group of pugs is called a grumble.
10
The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
12
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
Cows can sleep standing up, but they can only dream lying down.
745