A Portuguese slug (Arion lusitanicus) mate and cross breed with a black slug (Arion ater). The slugs have intertwined, everted penises, carrying out e
A Portuguese slug (Arion lusitanicus) mate and cross breed with a black slug (Arion ater). The slugs have intertwined, everted penises, carrying out external sperm exchange between two different species.
Size: 3154px × 2178px
Photo credit: © Alf Jacob Nilsen / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: arion, ater, black, bløtdyr, european, exchange, external, formering, gastropoda, hermafroditt, hermafroditter, hermaphrodites, hermaphroditism, hybrid, hybrider, hybridisering, hybrids, iberiasnagle, kjønnsprodukter, krysning, kryssning, large, lusitanicus, mate, mating, mollusca, molluscs, package, packages, paring, reproduction, seemen, simultaneous, skogsnegle, skogssnegle, slug, slugs, snails, snegler, sperm, spermautveksling, spermpakker, svart, terrestrial
