In some Swiss valleys the European lesser horseshoe bat began to vanish after streetlights were installed, perhaps because those valleys were suddenly filled with light-feeding pipistrelle bats.

 
  • 瑞士給一些山谷安裝了路燈之后,歐洲較少數的菊頭蝠已經(jīng)消失,這很有可能是山谷中突然充斥著(zhù)路燈給食的麥氏油蝠的緣故。
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