spanish slug, arion vulgaris, in the garden on a lettuce leaf, snail plague in the vegetable patch

slug garden snail problem pest enemy eat plague lettuce salad vegetable invasion crawl plant animal crawling sensor gardener lusitanicus lusitanian gastropoda fight control spanish capuchin mollusca arion vulgaris snailplage slowly living native vegetables home pesticides reptile summer crawler wildlife probe ecology slugs leaf combating preventing hobby