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A mammal (from Latin mamma 'breast') [1] 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.
Los mamíferos ( Mammalia) son una clase de animales vertebrados amniotas homeotermos (de sangre caliente) que poseen glándulas mamarias productoras de leche con las que alimentan a las crías. La gran mayoría de este grupo son vivíparos (con la excepción de los monotremas: ornitorrinco y equidnas ).
23 de jun. de 2024 · Learn about mammals, the group of vertebrates that nourish their young with milk and have hair, a hinged lower jaw, and a muscular diaphragm. Explore the diversity, evolution, and distribution of more than 5,500 living mammal species in 27–29 orders.
19 de nov. de 2021 · 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.
Learn about mammals, the warm-blooded vertebrates with hair that feed their young with milk. Explore facts and photos of different types of mammals, from aardvarks to zebras.
20 de jul. de 2023 · ¿Qué son los mamíferos y qué las diferencia de otros animales? Descubre las definiciones, tipos y ejemplos de los mamíferos, el grupo de vertebrados más conocido y complejo.
Explore the diversity and adaptability of mammals in four episodes hosted by Sir David Attenborough. Learn how mammals live in the dark, the new wild, the water and the cold.
