This led him to speculate that bumblebees in a particular area do indeed learn the art ofnectar robbery from one another, and then copy the technique with such fidelity that theyalways attack a flower from the same side.
他认为,对于生活在所研究的特定草场中的熊蜂,它们确确实实从其他个体那里学习了抢劫花蜜的技术。并且它们模仿的相当精准,以至于总是从同一侧侵袭花朵。
Crime and nourishment
罪与馐
His team monitored 13 alpine meadows during the summers of 2009 and 2011.
他的研究组于2009年和2011年的夏天监测阿尔卑斯山13块草场。
They painstakingly recorded the sites of robbery holes in yellow-rattle flowers, and studiedthe behaviour of 168 bumblebees.
他们煞费苦心地记录yellow rattle上抢劫孔的位置,并且研究了168只熊蜂的行为。
They tried to follow each bee until it had visited 20 flowers, though they lost sight of someinsects before they had reached this score.
研究组尽力追踪每只熊蜂,直到它光顾的花达到20朵为止。
If they could, they then captured the insect so as not to follow it again on another occasion.
尽管有些熊蜂没有达到这个数量就不见了,但若够数,他们旋即捉捕那只熊蜂,以防止二次追踪。
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