Where it lives: Mount Kaputar, New South Wales, Australia What it eats: Algae, moss, mushrooms, mold Why it's awesome: Not ...

And among the octopus and schools of fish, there they are: tiny, powerfully cute, neon-colored sea slugs. Nudibranchs (pronounced various ways, including NEW-duh-branks) are a family of sea slugs.

Nudibranchs, commonly known as sea slugs, are a group of shell-less marine molluscs. Their name means 'naked gill', referring to the breathing apparatus on the outside of their soft bodies. Dorid ...