also: べにあじさし
roseate tern
A species of seabird (Sterna dougallii). The name is usually written in katakana.
The roseate tern is a migratory bird seen along the coast.
Rarely used kanji form.
The name combines 紅 (べに, 'crimson') and 鰺刺 (あじさし, 'tern'), referring to the bird's pinkish breast. The exact derivation is uncertain, but the kanji spelling is descriptive.