Nudibranch molluscs or sea slugs are one of the most colorful and unusually attractive inhabitants of the ocean for underwater photographer. Nudibranchs live in seas worldwide. This group includes some of the most colorful creatures on earth. They breathe through a "naked gill" on their backs.
Chromodoris willani (Rudman, 1982)
Bright coloration warns potential predators that the slugs are distasteful or poisonous.
Bright coloration warns potential predators that the slugs are distasteful or poisonous.