NOVA

自然 · 历史

S30 E7 Spies that Fly The Orchid Hunter

本集简介

NOVA investigates an all-consuming passion for orchids, nature's most highly evolved plant.

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Nova recounts the history of the development of military unmanned aerial vehicles along with the opportunities and challenges they present.

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Nova recounts the history of the development of military unmanned aerial vehicles along with the opportunities and challenges they present.

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