mammals
nounmasculinetécnico/mɐˈmifɨɾuʃ/medium
ma·mí·fe·ros
Definition
A class of vertebrate animals characterized by the presence of mammary glands in females for feeding their young, and usually by having hair.
Humans, dogs, and whales are mammals.
Mammals evolved from reptiles.
Common collocations
class of mammalsmarine mammalsplacental mammalsevolution of mammals
Etymology
Do latim científico 'Mammalia', de 'mamma' (mama, teta).