Sea slugs use bold, bright colors under sunlight to warn predators of their toxic traits. These colors are easier for fish to ...

They can be as small as the half-moon of your ... Goniobranchus geometricus resembles an inch-long purple pineapple under the sea. The green parts of the slug are its gills and sensory receptor ...

reveals that this small sea slug is both remarkably heat-tolerant and genetically diverse across its wide range—key traits ...

They’re sea slugs, part of the Dotidae family. And while they’re small — measuring less than a quarter of an inch — they can have an outsize impact, according to a researcher who studies them.

Like many other nudibranchs, the sea swallow harnesses the venom of its prey. But this small slug will also take on colonies of floating cnidarians. This includes the Portuguese man-o-war, an open-sea ...