メス (mesu) Japanese meaning: female (animal, plant) | KotomoraUsage patterns
メスとオスを見分けるto tell apart the female and male (of an animal)
It's hard to tell the female and male of this bird apart.
メスが〈動詞〉the female (animal) does something, e.g. lays eggs or gives birth
牝Usage15%Usage for this spelling across all readings, not one reading alone.
rarely-used kanji form