This little blue sea creature is a Glaucus atlanticus, or blue dragon as some people call it ... Interestingly, when ...

Stinging cells, produced by cnidarians such as jellyfish and anemones ... Glaucus atlanticus - also known as the sea swallow, blue angel or blue dragon - looks especially unusual. The cerata of this ...

The blue dragon has long talon-like cerata on the end of perpetually outstretched ... ranging from sponges and corals to anemones, jellyfish and even other nudibranchs. Jessica Goodheart is ...