860-290260 - BLUE DRAGON (Glaucus atlanticus). Small slug that measures only about 2 cm and is generally associated with the Portuguese man of war (Physalia physalis), although it also usually appears in intertidal pools. Marine invertebrates of the Canary Islands, Tenerife.
860-290259 - BLUE DRAGON (Glaucus atlanticus). A small peacic slug that measures only about 2 cm and is generally associated with the Portuguese frigatebird (Physalia physalis) or the blue button (Porpita porpita) on which it feeds. They can also appear in intertidal pools. Marine invertebrates of the Canary Islands, Tenerife.