This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Echinorhynchus sp. male. en specimen of an unidentified spieces of the genus Echinorhynchus genus of thornyheaded worms phylum Acanthocephala family Echinorhynchidae pl Kolcogw niezidentyfikowanego gatunku rodzaju Echinorhynchus typ Acanthocephala rodzina Echinorhynchidae Helminthes from the Salmonoid Fish Plecoglossus altivelis