mallard; mallard duck
The common wild duck Anas platyrhynchos, found across Japan.
Mallards are swimming in the park pond.
The katakana spelling is the most common written form for this bird name.
Kanji spelling is rarely used; the katakana form is strongly preferred.
From 真 (ma, 'true') + 鴨 (kamo, 'duck'), referring to the typical wild duck.