Portuguese_man_of_war_physalia_jellyfish_GOSTRA.com_

Portuguese man of war or Portuguese man-of-war or Bluebottles, and the scientific name is Physalia physalis. The name comes from the uppermost polyp, a gas-filled bladder, which sits above the water and somewhat resembles an old warship at full sail. They are also, referred to as bluebottles for the purple-blue color of their pneumatophores.

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