<prompt> I-Red Slug Arion rufus; eyaziwa nangokuthi i-Chocolate Arion noma i-European red slug iyi-slug enkulu yasemhlabathini, i-pulmonate gastropod mollusk yasemhlabathini emndenini we-Arionidae, ama-roundback slugs.  <response>: Yiqiniso, inguqulo eyinkimbinkimbi yomusho ithi I-Red Slug Arion rufus; eyaziwa nangokuthi Chocolate Arion noma i-European red slug iyinhlanzi enkulu, ebonakala ngomzimba wayo ovame ukuba obomvu noma onsundu nokuntuleka kwesigxobo. 