The most expensive cow in the world was sold in 2009 for $1.2 million.
-3
Sheep, goats, octopuses, and toads have rectangular pupils.
7
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
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
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217