A grayish European bird(Cuculus canorus) that has a characteristic two-note call and lays its eggs in the nests of birds of other species.

• 杜鹃一种产于欧洲的浅灰色鸟（杜鹃属大杜鹃），其特征是能发出双音节的叫声并把蛋产于其它种类的鸟巢中