noun
harmful bird; vermin bird
Refers to birds that damage crops, property, or the environment. Often used in agricultural or ecological contexts.
カラスは農作物を荒らす害鳥と見なされることがある。
Crows are sometimes regarded as harmful birds that damage crops.
害鳥対策として、田んぼにネットを張った。
As a measure against harmful birds, we put up nets over the rice paddies.