mammal

word

Definition

A mammal is an animal that has hair or fur, produces milk to feed its young, and usually gives birth to live babies.

Usage & Nuances

'Mammal' is a scientific and general term; common collocations include 'marine mammal', 'small mammal', and 'warm-blooded mammal'. It does not include birds, reptiles, or amphibians. Used in both formal and everyday speech.

Example Sentences

A whale is a large mammal that lives in the ocean.

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A cat is a common household mammal.

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Humans are also mammals because they have hair and drink milk as babies.

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Bats are the only mammals that can fly.

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Unlike reptiles, every mammal has to feed its babies with milk.

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Did you know the platypus is a mammal even though it lays eggs?

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