The superb bird of paradise calls to attract a female. 华丽极乐鸟利用鸣叫吸引异性
That leaves the male six-plumed bird of paradise with time to concentrate on other matters 这也使得雄六羽极乐鸟 有时间去关心其它的事
Less than 2 percent of the sunlight reaches the floor, 只有不到2%的阳光能够到达丛林地表
In the great island of New Guinea there are 42 different species of birds of paradise, 在新几内亚岛上生活着42种不同的极乐鸟
The character of the forest changes as we descend, 从上到下 森林的特点也在发生改变
That is why the jungle grows so vigourously 因此 这里的丛林茂密葱郁
This forest covers only 3 percent of the planet's surface, 这些森林仅覆盖了地球表面的3%
the world's entire population in a single flock. 仅这一群便集中了世界上所有的花脸鸭