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 but even here there is extraordinary variety. 即便如此 这里的生物种类也异常丰富 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...
and millions of species of insects, 还有数百万种昆虫 exactly how many we have no idea. 至于确切数量我们不得而知 The character of the forest changes as we descend, 从上到下 森林的特点也在发生改变 becoming ever darker and damper, 越往下就越阴暗潮湿 favouring different kinds of animals ...
exactly how many we have no idea. 至于确切数量我们不得而知 The character of the forest changes as we descend, 从上到下 森林的特点也在发生改变 becoming ever darker and damper, 越往下就越阴暗潮湿 favouring different kinds of animals and plants. 适合各种不同种类的动植物 Less than 2 percent ...
The canopy is particularly rich. 树冠层是生命最繁荣的地方 There are monkeys, birds 这里有猴子、鸟 and millions of species of insects, 还有数百万种昆虫 exactly how many we have no idea. 至于确切数量我们不得而知 The character of the forest changes as we descend, 从上到下 森林的特点也在发生改变 b...
There are monkeys, birds 这里有猴子、鸟 and millions of species of insects, 还有数百万种昆虫 exactly how many we have no idea. 至于确切数量我们不得而知 The character of the forest changes as we descend, 从上到下 森林的特点也在发生改变 becoming ever darker and damper, 越往下就越阴暗潮湿 favo...
That is why the jungle grows so vigourously 因此 这里的丛林茂密葱郁 and supports so much life. 生命在此欣欣向荣 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% but it contains more than 50 percent of all its plants and animals. ...
and supports so much life. 生命在此欣欣向荣 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% but it contains more than 50 percent of all its plants and animals. 但其中的动植物种类却占到了全球的50% The canopy is particularly rich. 树冠层是...
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% but it contains more than 50 percent of all its plants and animals. 但其中的动植物种类却占到了全球的50% The canopy is particularly rich. 树冠层是生命最繁荣的地方 There are monkeys, birds 这里...
but it contains more than 50 percent of all its plants and animals. 但其中的动植物种类却占到了全球的50% The canopy is particularly rich. 树冠层是生命最繁荣的地方 There are monkeys, birds 这里有猴子、鸟 and millions of species of insects, 还有数百万种昆虫 exactly how many we have no ...
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 But there are parts of the world that have no seasons. 但是 世界上有些地方却没有四季 In the tropics the sun's rays strike the earth head on 在热带地区 太阳辐射直射大地 and their strength is mo...