Alligator snapping turtles can live for over 150 years. Scientists know this because some of the turtles had musket balls in their stomachs.
271
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
The largest breed of rabbit is the Flemish Giant.
65
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9