freshwater hydra

名詞

a solitary polyp about 10 mm long, usually found attached to the under surfaces of water plants in ponds and streams. Similar to a sea anemone consisting of a hollow cylinder with a mouth surrounded by tentacles.

日本語の意味

淡水に生息するヒドラ。体長約10mmほどの単独のポリプで、池や小川の水草の裏側に付着し、口を囲む触手を有する、中空の円筒状の体構造を持つ生物。

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While observing the pond, I noticed a freshwater hydra clinging to the underside of a water plant.

池を観察していると、水草の葉の裏にしがみついている淡水ヒドラを見つけた。

詳細

意味（1）

a solitary polyp about 10 mm long, usually found attached to the under surfaces of water plants in ponds and streams. Similar to a sea anemone consisting of a hollow cylinder with a mouth surrounded by tentacles.

freshwater hydras （ plural ）