Ants make up 1/10 of the total world animal tissue. The total biomass of all the ants on Earth is about equal to the total biomass of all the people.
85
An elephant's tooth can weigh as much as 12 pounds.
24
Minnows have teeth in their throat.
21
Cats sleep for 70% of their lives.
8
The Kangaroo Rat can last longer without water than a camel.
233
Frogs sometimes eat enough fireflies that they themselves glow.
71
Most tropical marine fish could survive in a tank filled with human blood.
54