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.
瑞士谷安装了路
之后,欧洲较少数的菊头蝠
经消失,这很有可能是
谷中突然充斥着路
食的麦氏油蝠的缘故。