![](http://www.alamy.com/thumbs/6/E63D0612-681C-4900-B1A9-F15DF716C59F/C5J6BB.jpg)
A tiny nudi on the back of the other bigger Halgerda specie.
Size: 3647px × 2735px
Location: Malapascua, Philippines
Photo credit: © Worawan Simaroj / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: animal, batangas, benthic, colorful, colourful, coral, crawl, crawling, creature, creep, creeping, dweller, dwelling, gastropod, gills, halgerda, life, living, malapascua, marine, mollusc, naked, nudi, nudibranch, nudibranchs, reef, sea, slug, snail-, species, sponge-eater, subaquatic, subsqueous, undersea, underwater