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The Mammals portal. A mammal (from Latin mamma 'breast') is a vertebrate animal of the class Mammalia ( / məˈmeɪli.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.
A mammal ( from Latin mamma 'breast') is a vertebrate animal of the class Mammalia ( / məˈmeɪli.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.
5 days ago · 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.
Evolution of mammals - Wikipedia. Contents. hide. (Top) Definition of "mammal" The ancestry of mammals. Therapsids. Triassic takeover. From cynodonts to crown mammals. Earliest crown mammals. Expansion of ecological niches in the Mesozoic. Evolution of major groups of living mammals. Evolution of mammalian features. Sexual selection. See also.
List of largest mammals. The following is a list of largest mammals by family. Tenrecs and allies (Afrosoricida) The largest of these insectivorous mammals is the giant otter shrew ( Potamogale velox ), native to Central Africa. This species can weigh up to 1 kilogram (2.2 lb) and measure 0.64 metres (2.1 ft) in total length. [1] [2]
List of mammal genera. There are currently 1,258 genera, 161 families, 27 orders, and around 5,937 recognized living species of mammal. [1] . Mammalian taxonomy is in constant flux as many new species are described and recategorized within their respective genera and families.
The teeth of horses and zebras look alike. The ear bones of mammals were once the jaws of prehistoric reptiles. And so on. Despite these differences, all mammals share four traits that are shown ...
