Dytiscus marginalis

Dansk: Den store vandkalv (Dytiscus marginalis) er en stor vandlevende bille, der lever i Europa og det nordlige Asien.

Deutsch: Der Gelbbrandkäfer (Dytiscus marginalis) ist eine Art aus der Familie der Schwimmkäfer.

English: The great diving beetle, Dytiscus marginalis, is a large aquatic diving beetle native to Europe and northern Asia.

中文：Dytiscus marginalis為一種大型龍虱，生長於歐洲和北亞

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  male and female
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  larva and beetle hunting
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  larva
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  larva with prey
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  Front leg of Dytiscus marginalis male from above
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  Front leg of Dytiscus marginalis male from underside
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  Hind leg of beetle Dytiscus marginalis
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  hind tarsus of Dytiscus marginalis
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  male and female
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  Larva