The common names of many animals preceded their classification into modern taxonomy. Jellyfish-like organisms may still be called jellyfish (Portuguese man-o'-war, a hydrozoan). Some jellyfish have names that differentiate them from other jellyfish (sea nettles).
Pacific Sea Nettles Hydra Portuguese Man'O War common jellyfish
great question, yes a portuguese man-of-war can kill a jellyfish.
The portuguese man of war is not a jellyfish because its sting cannot be cured by pouring vinegar.
in some parts of portuguese they believe in that but mostly ... no .
Different catagories of jellyfish are Marine,Sea,Fresh water, Salt water, Deep sea,Ocean, and common.
sup
Jellyfish.
The box jellyfish since it has stronger and more powerful toxic than the portuguese man of war.
A Portuguese man of war is similar to a jellyfish, so it has no backbone.
portuguese man o war
Phlum cnidaria (jellyfish, corals etc).