成群的鳥聚集在湖邊。

　　Huge numbers of birds had flocked together by the lake.

　　杜鵑在其他鳥的巢中產(chǎn)蛋。

　　The cuckoo lays its eggs in other birds' nests.

　　藍(lán)鳥隊有機(jī)會囊括這一系列比賽的冠軍。

　　The Blue Jays have a chance to sweep the series.

　　這種鳥白天不常見。

　　You don't often see this bird in daytime.

　　一只知更鳥在地上啄食面包渣。

　　A robin was pecking at crumbs on the ground.