A very small (2-3mm) nudibranch in its natural habitat, Tulamben, Bali, Indonesia.

animal animal themes bali brown color image front view full length gastropod horizontal indonesia looking at camera macro mollusk nature no people noumealla nudibranch ocean one animal outdoors photography polyceridae polyceroidea portrait rhinophore sea sea life sea slugs selective focus southeast asia tulamben undersea underwater white wildlife zoology