Post to Cancel. Live Science Animals Reference: Two sumatran elephants in their home, the rainforest.
Elephants have the ability to go long periods without water and can drink 45 gallons or more per day. Elephants are the largest land animals on Earth, and they're one of the most unique-looking animals, too. Elephant calves grow quickly, gaining 2 to 3 lbs. They do not live on the African island of Madagascar.