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armadillo An armadillo is a small mammal that lives in Central America, South America, and the southern United States. An armadillo's body has a covering that looks like armor! Armadillos eat mostly insects, and they are related to sloths and anteaters.
bat2 A bat is a small mammal that can fly. Bats have wings that are much longer than their bodies. They usually fly at night, and they eat many, many insects.
beast A beast is any mammal with four legs. [1/2 definitions]
capybara A capybara is a furry mammal that lives in South America. It is in the same family of animals as mice, hamsters, and squirrels. Capybaras are much larger than any of these, though, and capybaras don't have tails. A capybara can weigh more than a big dog or a pig!
coyote A coyote is a mammal in the same family of animals as dogs and wolves. Coyotes have a pointed nose and ears and a thick, bushy tail. Coyotes howl in a way similar to wolves, but they are smaller and usually more brown in color. Coyotes live only in North America.
dolphin A dolphin is a mammal that looks similar to a large fish and lives in the water. Like all mammals, it breathes air. Dolphins have teeth and a mouth that looks similar to a bird's beak. Dolphins that we see at water parks or on TV are usually gray, but there are dolphins of other colors too. Most kinds of dolphins live in the ocean.
gazelle A gazelle is a mammal with short fur, long legs, and long horns. A gazelle's fur is gold, brown, and white. Gazelles are very fast when they run and leap. Gazelles live in Africa and Asia.
guinea pig A guinea pig is a small furry mammal that some people keep as a pet. Guinea pigs are in the same family of animals as mice and hamsters, but they are bigger. They also have longer fur, and they don't have tails.
hippo "Hippo" is a short way of saying "hippopotamus." A hippo is a very large mammal that has short legs and dark, thick skin with almost no hair. Large areas of its body are quite round in shape.
hippopotamus A hippopotamus is a very large mammal that has short legs and thick skin with almost no hair. Large areas of its body are quite round in shape. Hippopotamuses live in or near rivers and lakes of the warm parts of Africa. We often call a hippopotamus a hippo for short.
kangaroo A kangaroo is a large mammal that can jump very far. It has short front legs, powerful back legs, and a strong tail. It also has long pointed ears. Kangaroos live in the country of Australia. A female kangaroo has a pouch in its belly, where she carries her baby for a few months after it is born.
koala A koala is a small mammal with gray fur, round ears, and a short black nose. Koalas live in trees and eat leaves and bark. Australia is the only place in the world where wild koalas live.
mammal A mammal is any animal that has hair or fur on the outside of its body and a skeleton inside its body. Mammals are also different from other types of animals because they produce milk to feed their babies. Dogs, cows, horses, elephants, rabbits, and humans are some animals that are mammals.
monkey A monkey is a small mammal. Monkeys are similar to apes, but they usually have tails and are smaller. Monkeys live among trees in warm places on the earth. Monkeys are quite intelligent animals.
otter An otter is a mammal with thick brown fur, a long body, flat tail, and short legs. Otters live mostly in water, and they eat fish, frogs, and other water animals. Different kinds of otters are found in most parts of the world.
porcupine A porcupine is a mammal that has long needles that grow in its fur. These needles are called quills. They are sharp, and the porcupine uses them to protect itself from other animals.
porpoise A porpoise is a mammal that lives in the ocean. Porpoises look similar to fish, but they breathe air. Porpoises are close relatives of dolphins. In North America, people often use the word "dolphin" for "porpoise."
reindeer A reindeer is a kind of deer. It is a mammal with short fur, long legs, and a long neck. Both male and female reindeer grow antlers on their heads. Reindeer live in cold, northern parts of the world.
seal2 A seal is a mammal that spends most of its life in the ocean. Sometimes it comes to the shore to rest, though. Seals have flippers and also a tail similar to the tail of a fish. Seals have very round eyes, and they have whiskers around their noses.
sea lion A sea lion is a mammal that spends most of its life in the ocean. A sea lion has a smooth body and a face with round eyes and whiskers around its small nose. Sea lions look similar to another sea animal called a seal, but they are not the same animal. Sea lions have a large, strong tail and large front flippers that are bigger than the flippers that seals have. Sea lions' tails and their long flippers allow them to sit up. Humans sometimes train sea lions to do tricks.
sea otter A sea otter is a mammal with thick brown fur, a long body, a flat tail, and short legs. Sea otters live mostly in the Pacific Ocean in areas near the coast of California and Alaska.