Earthworms

Earthworms are the most important organisms for fertile soils.

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  Lumbricus terrestris
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  Earthworm attacked by Staphylinus olens
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  Lumbricus with significant clitellum
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  Earthworm attacked by Carabus auratus
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  Histology
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  Lumbricus terrestris (Histology)
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  Copulation
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  Lumbricidae bristles
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  Crossing stone steps

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  Stamp

 See also: Category:Lumbricidae.