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A mammal (from Latin mamma 'breast') is a vertebrate animal of the class Mammalia (/ m ə ˈ m eɪ l i. ə /).Mammals are characterized by the presence of milk-producing mammary glands for feeding their young, a neocortex region of the brain, fur or hair, and three middle ear bones.These characteristics distinguish them from reptiles and birds, from which their ancestors diverged in the ...
MAMMAL definition: 1. any animal of which the female feeds her young on milk from her own body. Most mammals give…. Learn more.
Jun 23, 2024 · 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 addition to these characteristic milk glands, mammals are distinguished by several other unique features. Hair is a typical mammalian feature, although in many whales it has disappeared except in the fetal stage.
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 species from tiny shrews to humans to the colossal blue whale. As members of the class Mammalia, they share certain defining characteristics that set them apart from other animal classes.
mammal: [noun] any of a class (Mammalia) of warm-blooded higher vertebrates (such as placentals, marsupials, or monotremes) that nourish their young with milk secreted by mammary glands, have the skin usually more or less covered with hair, and include humans.
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 whales. One reason for ...
mammal, Any member of the class (Mammalia) of warm-blooded vertebrates having four limbs (except for some aquatic species) and distinguished from other chordate classes by the female’s milk-secreting glands and the presence of hair at some stage of development. Other unique characteristics include a jaw hinged directly to the skull, hearing through bones in the middle ear, a muscular ...
Mammals are distinguished by their ability to produce milk. The class Mammalia boasts tremendous diversity in form and habit, and different types of mammals can be wildly different from one another in...
Apr 1, 2020 · How Many Species Of Mammals Are There? According to an article in Journal of Mammalogy February 2018, there are 6,399 species as of the date of publication. Genera = 1314 and Families 167 – (14 new families recognized since 2004) I say ‘about’ because it is hard to get a list of species that all the experts agree on… probably even harder than answering the question of what a mammal is!
MAMMAL meaning: 1. any animal of which the female feeds her young on milk from her own body. Most mammals give…. Learn more.
