雌 means “female (animal)”

めす · mesu

Also: feminine, female

Kun'yomi (Japanese reading)
め-, めす, めん
On'yomi (Chinese reading)
シ

JLPT N1 · Taught in secondary school · 14 strokes

The story

A bird (隹) beside 此, here: think of the hen sitting right here on her nest. 雌 is a female animal, 雌しべ is a flower's pistil, and 雌雄を決する, settling which is hen and which is cock, is a showdown to decide who wins.

Used in 雌 (mesu, female), 雌しべ (meshibe, pistil), and 雌雄 (shiyuu, male and female)

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Readings from KANJIDIC2, © EDRDG, CC BY-SA.