Translation of "hen" into Japanese

The hen has been brooding its eggs for a week.

その雌鶏は一週間卵を抱いている。

Ostriches, by contrast, are polygamous, and the hens are not overly concerned about their eggs.

対照的に,ダチョウは多婚性で,雌鳥は自分の卵のことをあまり気にかけません。

The hen lays an egg almost every day.

そのめんどりはほとんど毎日卵を産む。