closeup on a copulation of two large high yellow californian banana slug, ariolimax californicus

ariolimax californicus gastropoda nature america animal banana slug biology bright california close closeup copulation yellow detail forest gastropod giant highcoloured invertebrate large macro moist moisture mollusc mollusk native natural outdoors pacific redwood shiny single slime slimy sticky terrestrial united states vibrant wet wild wildlife two high californian big surr park