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  1. Mammal - Wikipedia

    A mammal (from Latin mamma 'breast') [1] is a vertebrate animal of the class Mammalia (/ məˈmeɪli.ə /). Mammals are characterised by the presence of milk -producing mammary …

  2. Mammal | Definition, Characteristics, Classification, Examples,

    4 days ago · An animal is considered a mammal if it can produce milk. Other features unique to mammals include hair or fur (chemically different from hairlike structures on non-mammals); …

  3. Mammals - Our Complete List - A-Z Animals

    Oct 6, 2022 · If you’ve ever questioned whether or not one of these animals is a mammal, this is the list for you! Read on to find out more about which species are considered mammals and …

  4. Mammals – Definition, Examples, Characteristics

    Nov 22, 2023 · Mammals are warm-blooded, hair-bearing vertebrates that produce milk. Mammals represent a diverse and fascinating class of animals, encompassing a wide range of …

  5. MAMMAL Definition & Meaning - Merriam-Webster

    The meaning of MAMMAL is any of a class (Mammalia) of warm-blooded higher vertebrates (such as placentals, marsupials, or monotremes) that nourish their young with milk secreted by …

  6. Mammals - Definition, Types, List, Characteristics, and Pictures

    Feb 17, 2025 · Mammals are a group of complex warm-blooded animals belonging to the class Mammalia. They are recognized by the presence of mammary glands (which produce milk to …

  7. Mammals - National Geographic Kids

    Mammals include humans and all other animals that are warm-blooded vertebrates (vertebrates have backbones) with hair. They feed their young with milk and have a more well-developed …

  8. Mammals: The Ultimate GuideMammal Facts, Information

    Feb 24, 2017 · On this page you’ll discover what makes a mammal a mammal, how mammals evolved, and the different types of mammal. You’ll also learn some amazing facts along the way!

  9. The Eight Main Characteristics of Mammals - ThoughtCo

    Apr 29, 2025 · What exactly is it that makes a mammal a mammal, and not a reptile, a bird, or a fish? There are eight main characteristics of mammals, ranging from having hair to four …

  10. Mammals: Characteristics, Types, Classification, Behaviors, Facts ...

    Apr 23, 2025 · An animal is classified as a mammal if it has three key characteristics: it is warm-blooded, has hair or fur at some point in its life, and the females have mammary glands that …