"The firing starts when sensitive trigger hairs located on the (trap) door are touched," he said.
“当陷阱阀门上的感应毛被碰时,就触发了诱捕行为”,他说:“由于内部受压,门已经处于内向状态。”
Polar bear hair is hollow to trap air for insulation while the sea otter has the densest fur with 125,000 hairs per cm2.
北极熊的毛发是中空的,用以困住绝缘空气层;海獭的毛皮稠密到每平方公分十二万根。
Polar bear hair is hollow to trap air for insulation while the sea otter has the densest fur with 125,000 hairs per cm2.
北极熊的毛发是中空的,用以困住绝缘空气层;海獭的毛皮稠密到每平方公分十二万根。
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