Last Updated：2025/12/03
Sentence
研究者たちは、河川の汚染事件後にフィセルラ・オスクランス（アメリカ南西部固有の淡水巻貝）の個体数が減少したと記録した。
Quizzes for review
The biologists documented a decline in the Cayuse physa population after the river pollution event.
See correct answer
The biologists documented a decline in the Cayuse physa population after the river pollution event.
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Related words
Cayuse physa
Noun
Japanese Meaning
『Cayuse physa』は、米国南西部に固有の淡水性カタツムリで、学名はPhysella osculans（またはPhysa osculans）に該当する種です。
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