Last Updated
：2025/12/07
devil's corkscrew
Noun
Japanese Meaning
アメリカ中西部に見られる、古代ビーバー属Palaeocastorの穴（洞窟）が充填されることで形成された、数メートルの深さを持つコルクスクリュー状の密な土の構造物
（ plural ）
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A meters-deep, corkscrew-shaped formation of compact earth found in the American Midwest that is the infilled burrow of an ancient beaver genus, Palaeocastor
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devil's corkscrew
While hiking the badlands, we stopped to examine a towering devil's corkscrew exposed by erosion, marveling at how ancient beavers once carved such intricate burrows.
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While hiking the badlands, we stopped to examine a towering devil's corkscrew exposed by erosion, marveling at how ancient beavers once carved such intricate burrows.
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