第148期: 长寿的格陵兰鲨
日期:2023-06-12 13:36

(单词翻译:单击)

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The Greenland shark is a type of shark that lives in the Atlantic and Arctic oceans.

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格陵兰鲨是一种生活在大西洋和北冰洋的鲨鱼;xj#~v=EAZXq0DayJGE.

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Greenland sharks are known for their long lifespans, which scientists estimate to be between 200 and 500 years.

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格陵兰鲨以寿命长而闻名XiIlBcbDO9。科学家们估计其寿命在200到500年之间2rk@Xgnd=1D6DO

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These estimates come from carbon dating of tissues in the sharks’ eyes.

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科学家们使用放射性碳定年法对鲨鱼眼睛组织进行研究,从而得出了这一结论4b,3eWlX,W[0fEh

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This makes Greenland sharks the longest-living vertebrates in the world.

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这使得格陵兰鲨成为世界上最长寿的脊椎动物GJ[om8LA4M-97IM0U

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They are also one of the largest types of fish in the ocean, growing up to 21 feet long.

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它们也是海洋中最大的鱼类之一,能长到21英尺长b(nwMl9Cvo|N-Cc^

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However, they are difficult to find.

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然而,他们很难被找到z+t)|=#52sRb3im]FT

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Greenland sharks prefer very deep, cold water, which means that they rarely interact with humans.

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格陵兰鲨喜欢非常深、寒冷的水,这意味着它们很少与人类互动!@|d8_~3v+*ct!F

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Still, the population of Greenland sharks is decreasing because of human activity.

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尽管如此,由于人类活动,格陵兰鲨的数量正在减少XB3@DvzOyS]q

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Because they grow very slowly, Greenland sharks may take an entire century to reach reproductive maturity.

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由于格陵兰鲨生长非常缓慢,它们可能需要整整一个世纪才能发育为性成熟K%=t~9AT)C6

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This means that they can’t repopulate quickly.

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这意味着它们不能迅速繁殖qhb8Xu^fxNS#4mhVeH

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They are currently considered a near threatened species.

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目前,格陵兰鲨被认定为濒临灭绝物种Ys^99-J@#2*Ms6Yz#0k

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