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Scientists discover how narwhals grow nature's only straight tusk (phys.org)
submitted 2 months ago by to c/biology@mander.xyz
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Scientists discover how narwhals grow nature's only straight tusk (phys.org)
submitted 2 months ago by [M, B] to c/ecosocial@news.abolish.capital
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Narwhals have nature's only straight tusk, a single tooth up to three meters (10 feet) long, so strange they were sold as magical unicorn horns during the Middle Ages.

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