noun
wood duck; Carolina duck
A North American duck species (Aix sponsa) known for its colorful plumage. In Japanese, usually written in katakana as アメリカオシ.
アメリカオシは北米に生息する美しい水鳥です。
The wood duck is a beautiful waterfowl native to North America.
The katakana spelling is the usual written form for this bird name; the kanji form is rare.
Kanji spelling using 鴛鴦 (おしどり, mandarin duck) for the duck family; rarely used in practice.
From アメリカ (America) + オシ, an abbreviation of オシドリ (mandarin duck), referring to its resemblance to that species.