closeup and macro shot of sea slug velvet sea slug chelidonura varians during leisure dive in sabah, borneo.

animal animals aquatic beauty behaviour biodiversity biology borneo chelidonura closeup colorful colors coral creature critters cute dive diving eggs generation hypselodoris invertebrate leisure life macro marine mating mollusc nature nudibranch ocean pattern photography reef ribbon sabah scuba sea shot slug sulawesi tropical tryoni tyroni underwater varians velvet water wildlife