By-the-wind sailor (Velella velella), floating on the surface of the sea outside Newport Beach, California, United States of America, North America

Beached Portuguese man-of-war (Physalia physalis), Praia do Forte, Bahia, Brazil, South America

The Portuguese man o' war (Physalia physalis), also known as the man-of-war, a marine hydrozoan floating on the surface. Azores, Portugal, Atlantic Ocean.