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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.
Placentalia. ( famílias e gêneros dos mamíferos) Os mamíferos (do latim: Mammalia) constituem uma Subclasse de animais vertebrados do domínio Eukaryota, do reino Animalia e filo Chordata, subdivididos em dois grupos: aquáticos (cetáceos, sirênios e pinípedes) e terrestres (quadrúpedes e bípedes), que se caracterizam pela ...
Os mamíferos (do latim científico Mammalia) constituem uma classe de animais vertebrados, que se caracterizam pela presença de glândulas mamárias que, nas fêmeas, produzem leite para alimentação dos filhotes (ou crias), e a presença de pêlos ou cabelos.
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.
Mammals have three little bones in their inner ear. These ear ossicles are bones which were, long ago, part of the lower jaw in early proto-mammals. There are quite a number of other features in the skull and limbs, so that it is usually possible to identify and describe a mammal from its skeleton alone, or even a partial skeleton.
Mammalia is a class of animal within the phylum Chordata. Mammal classification has been through several iterations since Carl Linnaeus initially defined the class. No classification system is universally accepted; McKenna & Bell (1997) and Wilson & Reader (2005) provide useful recent compendiums. [1]
Esta é uma lista das 710 espécies de mamíferos que ocorrem no Brasil. A lista têm como base Reis et al. (2011) [ 1] e Paglia et al. (2012) [ 2]; com adições de Gregorin et al. (2011), [ 3] Pavan et al. (2012), [ 4] Gualda-Barros et al. (2012), [ 5] Nogueira et al. (2012) [ 6] e Pontes et al. (2013). [ 7]
