Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Sharks have been on the planet longer than trees.
14
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255