人类早已辨认得出杜鹃与食雀鹰，不过这是首次研究杜鹃的把戏对其宿主的影响。

The visible similarity between cuckoos and sparrow hawks was already clear, but this is the first study to show the effect the trickery has on host birds.

youdao

在“雅典”、诺曼底”与“食雀鹰”山头之上，战事间歇时，皇家海军陆战队员喜欢沉浸在阳光中。

Up on Athens, Normandy and Sparrow Hawk, the Royal Marines like to soak up the sun during lulls in the fighting.

youdao

在“雅典”、诺曼底”与“食雀鹰”山头之上，战事间歇时，皇家海军陆战队员喜欢沉浸在阳光中。

Up on Athens, Normandy and Sparrow Hawk, the Royal Marines like to soak up the sun during lulls in the fighting.

youdao