The common octopus (Octopus vulgaris) is a cosmopolitan species found in tropic and subtropical waters. They are harvested for human consumption, with an excess of 20 000 tonnes caught annually. Octopus dance by Morten Brekkevold
Juvenile Cowfish A photographer's strobe gives a violet sheen to this translucent juvenile roundbelly cowfish off the coast of Kona, Hawaii. Also known as the transparent boxfish, the roundbelly cowfish has two short horns in front of its eyes.