59 Views· 28 August 2022
蜂鳥翅膀拍動的動力來源,在於那一顆超強力的動力引擎!但這顆引擎超乎人類科學的理解啊【動物演化錄】
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只占蜂鳥體重2%的心臟卻提供超強的動力,如果以相同比例換算成人類比較,是人類現在心臟的4倍半重。
高功率的心臟讓蜂鳥可以高速拍動翅膀,這種微小、美麗但是卻神奇的生物,影片中還有解析更多蜂鳥的秘密。
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想了解更多?完整影片就在有線頻道第18台國家地理。
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Film & Animation
Music & Arts
Pets & Animals
Sports & Outdoors
Travel & Events
Gaming
People & Vlogs
Comedy
Entertainment
News & Politics
How-to & Style
Design & Creativity
Homes & Real Estate
Autos & Vehicles
Education
Science & Technology
Fashion & Beauty
Cooking & Foodie
TV & Drama
Products & Reviews
Health & Wellbeing
Brand & Premieres
Documentary
Local Business & Services
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