1.The aggressive tropicbird would peck a cahow chick to death and take over the nest.

1.好斗的热带鸟将圆尾鹱的幼鸟啄死，再占用其鸟巢。

2.As a schoolboy with an avid interest in birds, David Wingate was present in 1951 when a Bermudan naturalist succeeded in weaseling the first cahow out of its deep nesting crevice.

2.戴维•在中学生代就对鸟狂热的兴趣。1951年，百慕大一位自然学家成功地将第一只圆尾鹱从裂隙深处的鸟巢取出，他就在现场。