In addition, he and his colleagues used tree-ring records from other species of trees to reconstruct the region's past climate.

此外，他和他的同事利用其他种类树木的年轮记录重构了此地区过去的气候情况。

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When a female copper butterfly folds her wings, it sends the same message to males of her species that a wedding ring on a woman's finger says to males of our species: "Move on, fellas."

当一只雌性铜色蝶合起她的双翅，她对前来的雄性蝴蝶们表达的意思就像一个女人手指上的婚戒传达给男人的意思一样，那就是说：“走吧，小伙子。”

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Unlike its relative the ring-necked parakeet, which is the UK's only naturalised parrot, the doomed species builds huge communal nests.

不像它的同类环颈鹦鹉，英国唯一的本土鹦鹉，这种鹦鹉天生喜欢建造巨大的公共巢穴。

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