slugs in the farmer's garden. a large cluster of gastropoda slugs hiding next to a vegetable patch in the garden

slug snail garden pest plant gastropod wild invasion brown closeup slimy natural crawl spanish land slime wet arion eat vulgaris problem fight living invertebrate crawling invasive slugs group fauna many insect snailplage attack infestation alien sliding destruction lusitanicus farming agriculture dangerous snails ecology danger gardening damage gastropoda