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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. 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 …

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

    Oct 2, 2025 · mammal, (class Mammalia), any member of the group of vertebrate animals in which the young are nourished with milk from special mammary glands of the mother. In …

  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 Pictures & Facts - National Geographic

    Mammals are among the most adaptable animals on the planet. They are found on every continent and in every ocean, and range in size from tiny bumblebee bats to enormous blue …

  6. 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 …

  7. 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 …

  8. About Mammals | American Society of Mammalogists

    Placing mammals in one Class indicates that they are more closely related to one another than any mammal is to an animal in a different Class. Mammals have many physical characteristics …

  9. What is a Mammal? | manoa.hawaii.edu/ExploringOurFluidEarth

    The vast majority of mammal species live on land, although some, such as otters, seals, and dolphins, live in freshwater and ocean habitats. Bats are mammals that are capable of flying. …

  10. Mammals | San Diego Zoo Animals & Plants

    There are three classes, or main types, of mammals: monotremes, marsupials, and placental mammals. Monotremes are the most primitive mammals, and there are only five species: the …