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The Portuguese man o' war is a conspicuous member of the neuston, the community of organisms that live at the surface of the ocean. It has numerous microscopic venomous cnidocytes which deliver a painful sting powerful enough to kill fish, and even, in some cases, humans.
Resembling an 18th-century Portuguese warship under full sail, the man o’ war is recognized by its balloon-like float, which may be blue, violet, or pink and rises up to six inches above the waterline.
Portuguese man-of-war, (Physalia physalis), species of jellylike marine animals of the order Siphonophora (class Hydrozoa, phylum Cnidaria) noted for its colonial body, floating habits, and powerful stings.
The Portuguese Man O’War (Physalia physalis) is absolutely alien-looking. With its bulbous top, dangling tentacles and iridescent coloring, this unusual invertebrate will make anyone do a double-take.
The Portuguese man o’ war is a highly venomous open ocean predator that superficially resembles a jellyfish but is actually a colony of several small individual organisms, so closely intertwined that they cannot survive alone. Learn more.
The Portuguese man o' war is a colony of four individual organisms called zooids. It is commonly found in warm tropical and subtropical waters. The Portuguese man o' war, often referred to as the man of war, is a type of marine hydrozoan scientifically known as Physalia physalis.
The Portuguese man-of-war—a colonial organism related to the jellyfish—is infamous for its painful sting, but one photographer finds the beauty inside this animal's dangerous embrace.
Meet the Very Venomous Portuguese Man-of-War. These jellyfish relatives can pack a punch, but they're also fascinating creatures.
The Portuguese man o' war is a conspicuous member of the neuston, the community of organisms that live at the ocean surface. It has numerous venomous microscopic nematocysts which deliver a painful sting powerful enough to kill fish, and has been known to occasionally kill humans.
The Portuguese man-of-war is a floating hydrozoan. It is actually a colony consisting of four types of polyps: a pneumatophore, or float; dactylozooids, or tentacles; gastrozooids, or feeding zooids; and gonozooids which produce gametes for reproduction.