Nudibranch feeding on algae, Papua New Guinea.

papua new guinea algae animal markings animal themes animals in the wild aquatic chromodoris fidelis close up color image coral coral reef eating full length gastropod horizontal ichthyology invertebrate living organism marine biology mollusk nature no people nudibranch one animal outdoors photography reef rhinophore science sea sea life sea slugs side view small species tiny tropical climate undersea underwater wildlife zoology