北美地区的红松鼠(red squirrels)的繁殖期提前，也被认为有一部分是遗传改变。一些松鼠家庭在更早的春天出现，使它们能更好地适应气候变化。
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... palm squirrels 棕榈松鼠属 red squirrels 红松鼠属 sun squirrels 太阳松鼠属 ...
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red-bellied squirrels 赤腹松鼠
同义词： American red squirrel spruce squirrel Sciurus hudsonicus Tamiasciurus hudsonicus
同义词： cat squirrel Sciurus vulgaris
以上来源于: WordNet
N a reddish-brown squirrel, Sciurus vulgaris, inhabiting woodlands of Europe and parts of Asia 红松鼠
Red squirrels are uncommon in England.
红松鼠在英格兰很少见。
《牛津词典》
youdao
Many gray squirrels are silent carriers of a disease fatal to red squirrels.
许多灰松鼠悄无声息地携带着一种对红松鼠致命的疾病。
Red squirrels have been absent from the north and west Highlands for about 30 years.
BBC: Highland boost to red squirrels
But other conservationists, especially those looking to reintroduce red squirrels, want the trees to remain.
BBC: NEWS | UK | Wales | North West Wales | Tree-felling 'to preserve dunes'
Five years ago, there were less than 40 red squirrels on the whole of Anglesey.
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