mamífero
mammal
noun mah-MEE-feh-roh Rare
Origin: From Latin mamma (breast) + -fero (bearing) — 'milk-bearing'.
Usage Note
Mamífero is the standard scientific and everyday term for a mammal. It is always masculine: el mamífero. The plural mamíferos covers the class Mammalia. It belongs to the broader category vertebrados (vertebrates) alongside aves, reptiles, and peces.
Examples
"La ballena es el mamífero más grande."
Natural Translation
The whale is the largest mammal.

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