Animal Facts
Facts about animals and how they live.
The Killer Whale Is the Largest Dolphin
The killer whale, or orca, is the largest member of the dolphin family.
The Leatherback Is the Largest Turtle in the World
The leatherback sea turtle is the largest turtle in the world and the only species of sea turtle that lacks scales and a hard shell.
Sperm Whales Are the Largest Toothed Whales
Sperm whales are the largest of the toothed whales, and they hunt on deep dives that routinely reach 2,000 feet and can last 45 minutes.
An Octopus Has Three Hearts
An octopus has three hearts: one circulates blood around the body, while the other two pump it past the gills to pick up oxygen.
A Cheetah Can Go From Zero to 45 mph in 2.5 Seconds
Cheetahs, the fastest land mammals, can accelerate from zero to 45 miles per hour (72 km/h) in about 2.5 seconds and reach top speeds of 60 to 70 miles per hour.
The Blue Whale Is the Largest Animal Ever to Live
Blue whales are the largest animals ever to live on Earth, reaching up to about 110 feet in length and up to 330,000 pounds in weight.