The sea slug has distinctive feathery gills on one side of its body A new species of sea slug has been discovered in UK waters. It was caught off the south-west of England from a research ship.

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. But these ...

Researchers have discovered a new species of glowing sea slug deep in the ocean’s midnight zone. Monterey Bay Aquarium Research Institute (MBARI) scientists said in a press release on Tuesday ...