带刺的巢窠生活在美国科罗拉州大峡谷中的雕,用一种特殊的树枝筑巢。为了寻找这种被称为“铁树”的树枝,一只雌雕一天中有时要飞行200英里。“铁树”的树枝不仅像名字一样坚硬,枝上还生着许多刺,使得雕巢能够牢固地建在峡谷的悬崖上。巢建好后,雌雕要在上面铺上树叶、羽毛、杂草,防止幼雕被刺扎伤。随着幼雕渐渐长大,它们开始在窝内争夺生存空 Prickly Nests 雕 Living in the Grand Canyon, Colorado, USA, carving a nest with a special branch. In search of this tree known as the “Iron Tree,” a female carver sometimes flips 200 miles a day. “Tieshu ” branch not only as hard as the name, the branch is also a lot of thorns, making the nest can be firmly built in the canyon cliffs. After the nest is built, the female carving is covered with leaves, feathers and weeds to prevent the young carving from being stabbed. As the baby eagles grow older, they begin to compete for survival in their nest