eutherians; placental mammals
Scientific term for the group of mammals that give birth to live young nourished by a placenta. Used in biology and zoology contexts.
Eutherians are a group of mammals that have a placenta.
Humans are also included in eutherians.
単孔類 (monotremes) are egg-laying mammals, distinct from 真獣類 which give live birth.
From 真 (true) + 獣 (beast) + 類 (category). The term is a direct translation of the scientific name Eutheria, where 'eu-' means true and 'theria' means beasts.