留鳥 Residents
指那些一年四季都在同一個地方逗留及繁殖的鳥類，它們是不隨季節變化遷徒的鳥。
'Refers to birds that live and reproduce in the same region for a whole year, and they do not have seasonal migratory behavior.
詞彙 Glossary
指那些一年四季都在同一個地方逗留及繁殖的鳥類，它們是不隨季節變化遷徒的鳥。
'Refers to birds that live and reproduce in the same region for a whole year, and they do not have seasonal migratory behavior.