This Glaucus Atlanticus (also known as a Blue Sea Slug) was photographed in a rock pool in New South Wales, Australia. They measure less than 2 inches long, float on their backs (this photo shows the slug's belly), and feed on small sea creatures and the deadly Portuguese Man o' War. Link [Flickr]
This Glaucus Atlanticus (also known as a Blue Sea Slug) was photographed in a rock pool in New South Wales, Australia. They measure less than 2 inches long, float on their backs (this photo shows the slug's belly), and feed on small sea creatures and the deadly Portuguese Man o' War. Link [Flickr]