This method of protection can keep almost all predators at bay - but not the kaleidoscopically colourful sea slug. Nudibranchs, commonly known as sea slugs, are a group of shell-less marine molluscs.

Bathydevius is the first nudibranch, or sea slug, known to live in the deep sea. The sea slug’s body is made up of a large ...

Nudibranchs are hermaphrodites, and so can mate with any other individual, a process which sometimes involves a dance-like courtship between the two slugs ©Elias Levy/Flickr CC BY 2.0 Use three ...

Imagine swimming through the waters of Bali when you spot a bouquet of donuts shuffling along, the ghostly-white tissue of its squashy body seemingly coiled into six perfect ringlets that line the ...

An area famous in the diving world for a plethora of underwater critters and specifically nudibranchs, also known as sea slugs. It was a stunning location; imagine picture-perfect tropical islands ...