Animal group

Mammals

Mammalia

Mammals are a diverse group of warm-blooded animals known for their unique characteristics, such as having hair or fur on their bodies and producing milk to feed their young. They range from tiny creatures like mice and bats to some of the largest animals on Earth, like elephants and whales. Mammals live in various habitats, from dense forests and vast oceans to arid deserts and snowy mountain peaks. Whether it’s the playful dolphins in the sea, the majestic lions in the savannah, or the curious monkeys in the jungle, mammals play a vital role in the balance of nature. They are fascinating creatures, each with its own set of behaviors, diets, and adaptations that help them thrive in their environments.

57 animals100 articles

Articles

Records & rankings

How tall is a giraffe?

Adult male giraffes grow up to 5.5 m (18 ft) tall and females up to 4.3 m (14 ft). A…

Giraffe6 min read

Records & rankings

How much does a tiger weigh?

An adult tiger usually weighs 75 to 325 kg (165 to 716 lb). Amur males are the heaviest wild tigers…

Tiger9 min read

Predators & threats

What eats polar bears?

Adult polar bears have almost no predators apart from people and other polar bears. Cubs are sometimes killed by adult…

Killer whale10 min read