passenger pigeon
Extinct North American bird (Ectopistes migratorius). The name is a direct translation of the English term.
The passenger pigeon went extinct in 1914.
Katakana spelling is standard for this extinct bird name; usually written in kana.
Kanji spelling is rare and may not be recognized by all readers; prefer the katakana form.
From 旅行 (travel) + 鳩 (pigeon), a calque of English 'passenger pigeon'.