Nudibranch, marine mollusks commonly known as sea slugs, rank among some of the most colorful critters in the ocean.
The psychedelic mantis shrimp may look cute, but believe it or not this crustacean packs the strongest punch of any creature in the animal kingdom.
The coconut octopus appears as if its tentacles are studded with sparkling rhinestone. The handsome cephalopod is named after its habit of collecting coconut shells for use as shelters.
Recognized for their characteristically vibrant colorations of royal blue and canary yellow, tang fish have a deadly weapon—a pair of razor-sharp.
Closely related to starfish but infinitely more ornamental in appearance, brittle stars are possessed of five long, slender whip-like arms loosely coordinated by a nerve ring in the animal's core.
When the flying gurnard gets excited, perhaps at the prospect of a snack or a shindig with its buddies, the fish spreads its "wings," which are fringed with a phosphorescent bright blue coloration at their tips.
Flower hat jellies only live a few months, so catching a glimpse of one these guys is a treat indeed. This fluorescent jelly has lustrous tentacles that when fully extended resemble strands of braided hair set under a beret.
Star of Disney Pixar's 2003 film 'Finding Nemo' and its 2016 sequel 'Finding Dory,' this banded superstar is also known as the clown anemonefish for its clever arrangement with sea anemones, which protect it from predators.
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