Pleurobranch sidegill slug, Berthella martensi, mantle detail, Puerto Galera, Mindoro, Philippines.

pleurobranchidae side gill notaspidea abstract seaslug rhinophores close up macro yellow chocolate orange art artistic fragile vivid colorful tiny slug toxic warning invertebrate slugish velvet soft deep intense nudibranch colors delicate candy reef visayas philippines deformed filipinas pilipinas coral ecology community environment ecosystem diversity biodiversity mouth underwater ecotourism scuba diving dive fish surreal protection conservation preserve reserve sanctuary spectacular life islands interaction outdoors pacific ocean sea light scubadive sealife marine nature natural history zoology biology wildlife wild travel colour remote tropical equilibrium balance beauty beautiful wonderful wonder visayan