The liver is the only organ able to regenerate itself completely.
Cats have over one hundred vocal sounds, while dogs only have about ten.
Turkeys will peck to death members of the flock that are physically inferior or different.
A lobster has a sense of smell about 1000 times keener than a human.
When asked to name a color, 3 out of 5 people will say red.
Armadillos, opossums, and sloth's spend about 80% of their lives sleeping.
The oldest and largest clearly visible meteorite crater site in the world is The Vredefort Dome in Free State, South Africa. It is 380km across.
Goodyear rubber company researched and concluded that shoes wear out faster on the rightfoot than the left.
A gallon of water weighs 8.34 pounds (3.8kg).
A large woodpecker can peck as fast as 20 times a second and up to 12,000 times a day.