
scienceApr 29, 202531:30pending
EP.240 候鳥與蝴蝶的回家路,竟藏著一門磁力學?
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EP.240 候鳥與蝴蝶的回家路,竟藏著一門磁力學?
候鳥不需要Google Map,能跨越大陸與海洋,正確抵達數千公里外的棲息地;即使看似弱不禁風的蝴蝶,也具有飛越大西洋,從西非抵達南美洲壯舉的能力;鮭魚能從大海中回到河川,逆流而上回到出生地。
這些現象背後的關鍵,可能是動物對地球磁場的「磁感知力」(magnetoreception)。
#候鳥 #磁感知力 #GoogleMap
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