图片由 Connor Baker 通过 Unsplash 拍摄。 Despite their fierce appearance and the popular media portrayal of eagles emitting powerful screams, the reality of bald eagle vocalizations might surprise you. The ...

白头鹰筑巢建筑。图片由 Openverse 提供。 America’s national bird, the majestic bald eagle, once teetered on the brink of extinction with fewer than 500 nesting pairs remaining in the lower 48 states by the early ...