The sea slug is bright green, shaped like a leaf and doing something very few animals can: harnessing the power of the sun. Certain species of sacoglossan sea slugs can conduct photosynthesis—an ...
In the waters of the western Pacific drift odd bits of seaweed that look like grapes. But look carefully: Impeccably hidden sea slugs lie among this algae, cloaked in what look like green capes. For ...