CEDICT
Wiktionary
鳥/鸟(niǎo)的指小詞。
維基詞典
Birds build nests.
Source: Tatoeba
The birds sang.
Birds sing.
The birds were flying in a group.
The birds soar in the air.
Birds make their nests in trees.
classifiers: 隻, 群
A bird can fly.