Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
271
Mosquitoes don't just bite you, they also pee on you.
11
The station master and operating officer at the Kishi Station, Japan, is a cat!
18
Sheep, goats, octopuses, and toads have rectangular pupils.
7