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A mammal (from Latin mamma 'breast') [1] is a vertebrate animal of the class Mammalia (/ m ... in the absence of sufficient food requirements in an environment, ...
In 1997, the classification of mammals was revised by Malcolm C. McKenna and Susan K. Bell. [10] The Classification of Mammals Above the species level, here referred to as the "McKenna/Bell classification", is a comprehensive work on the systematics, relationships, and occurrences of all mammal taxa, living and extinct, down through the rank of ...
A mammal (from Latin mamma 'breast') is a vertebrate animal of the class Mammalia (/ m ə ˈ m eɪ l i. ə /). Mammals are characterised by the presence of milk -producing mammary glands for feeding their young, a broad neocortex region of the brain, fur or hair , and three middle ear bones .
Minimum viable population (MVP) is a lower bound on the population of a species, such that it can survive in the wild. This term is commonly used in the fields of biology, ecology, and conservation biology.
South America had no placental predatory mammals until the Pleistocene, and xenarthran large-mammal faunas may have been vulnerable to many factors including a rise in numbers of mammalian predators, resource use by spreading North American herbivores with faster metabolisms and higher food requirements, and climate change. [21]
Video reveals the serotine bat may be the first mammal known to mate without using penetration, according to a new study.
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On average most marine mammals have ranges which are equivalent or smaller than one-fifth of the Indian Ocean. [33] The variation observed in range size is a result of the different ecological requirements of each species and their ability to cope with a broad range of environmental conditions.