A gorilla's big toe is opposable, like our thumb, to help the animal grab food or climb trees.
A butterfly's wings move in a figure "8" motion that pushes them through the air.
A male Galápagos tortoise can weigh more than 500 pounds—and may live 150 years or more.
The Andean flamingo is the only flamingo species with yellow legs.
African penguins can hold their breath for over 2 minutes and dive over 400 feet deep!
A male lion can eat up to 140 pounds of food in one meal.
Every zebra’s stripe pattern is different—no two are alike.
A herd of hippopotamuses is also called a "bloat."
Armadillo is Spanish for "little armored thing."
Andean bears are the only bears found in South America.
The okapi's dark tongue is long enough to reach its ears and eyes.
Tigers can see six times better than humans at night.