It depends. If you swallowed a Portuguese man of war, you would be dead.
man of war all day
The Portuguese Man o' War is Carribean.
The box jellyfish since it has stronger and more powerful toxic than the portuguese man of war.
Portuguese Colonial War happened in 1961.
War of the Portuguese Succession happened in 1580.
a Portuguese man of war eats small fish
A Portuguese man of war is similar to a jellyfish, so it has no backbone.
Portuguese Man o' War was created in 1758.
The Portuguese man o' war lives in the Atlantic Ocean.
(Portuguese) man of war is Physalia physalis, a siphonophore hydrozoan. Or, a jellyfish.
great question, yes a portuguese man-of-war can kill a jellyfish.