(Flabellina exoptata) Nudibranch with outragious colour of orange and red to purple and blue tipped tentacles, Mabul, Borneo, Malaysia, South China Sea

underwater flabellina exoptata nudibranches nudibranch orange red purple blue tipped tentacle tentacles mabul borneo malaysia south china sea seaslug seaslugs sea slugs sea slug coral corals coral reef close up close ups close up close ups