（1） Kill two birds with one stone.
一箭双雕；一举两得。
（2） A bird in the hand is worth two in the bush.
双鸟在林不如一鸟在手。
（3） Birds of a feather flock together.
物以类聚，人以群分。
（4） It’s an ill bird that fouls own nest.
家丑不可外扬。
（5） Fine feathers make fine birds.
人要衣装，马要鞍。
（6） A bird is known by its note, and a man by his talk.
听音识鸟，闻言识人。
（7） Each bird loves to hear himself sing.
鸟儿都爱听自己唱。（自我欣赏）
（8） You cannot catch old birds with chaff.
（粗糠）。 用粗糠捉不住老鸟。（有经验的人难骗。）
（9） Birds in their little nests agree.
同巢之鸟心儿齐。