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
Sheep, goats, octopuses, and toads have rectangular pupils.
7
The octopus does not have a blind spot.
273
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26