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But, cleverly, the Heliconia rations the amount of nectar it produces
但艷紅赫蕉 狡猾地控制花蜜的生產(chǎn)量
to force the hummingbird into returning to the flower time and time again.
迫使蜂鳥再三回來吸食
Every time it makes a visit, it picks up more pollen on its beak and feathers.
蜂鳥每來一次 鳥喙和羽毛上就沾上更多花粉
The hummingbird is like an addict. Not only does it never stray,
蜂鳥像上癮了一樣 不但不會離開
but it will aggressively defend the flowers from thieves.
還會全力趕走 想來竊取花蜜的小偷
The plant is the master in this relationship.
在這段主奴關(guān)系里 植物才是主子
To ensure it gets pollinated, Heliconia has made the hummingbird its prisoner.
為了確保授粉成功 艷紅赫蕉把蜂鳥變成自己的囚犯
A plant's problems don't end once it's been pollinated.
但植物授粉之后 還得面對別的問題
Plants need to spread their seeds as far away as possible,
植物必須盡可能地 把種子散播到遠(yuǎn)方
otherwise the adults will be in direct competition with their offspring.
不然子代會變成親代的競爭對手
Here in South Africa,
南非
one flower achieves this by performing a remarkable trick.
有一種花朵 以驚人的方式達(dá)到這種目的
The plant waits dormant underground for more than a year.
燈臺花在地底蟄伏了一年多
The first heavy rains for many months
連月干旱后的第一場大雨
are the trigger the plant has been waiting for.
是它等待多時的契機(jī)
