A species of earthworm in Australia grows up to 10 feet in length.
10
There are some species of snails that are extremely venomous.
72
There are more than one million animal species on Earth!
71
There wasn't a single pony in the Pony Express, just horses!
57
Black bears are not always black. They can be brown, cinnamon, yellow, and sometimes white.
32
Flies are deaf.
379
