A floating colonial coelenterate with a number of polyps and a conspicuous float. It bears long tentacles which are able to inflict painful stings and occurs chiefly in warm seas.
- Physalia physalis, order Siphonophora, class Hydrozoa.
- Among their more unusual behavior, the octopuses employ a unique defense mechanism by tearing off the tentacles of passing Portuguese man-of-war jellyfish.
- There are about a million reported cases of stings each year - most commonly from jellyfish, and particularly in tropical oceans where the Portuguese man-of-war and box jellyfish are prevalent.
- If a Portuguese man-of-war stings you it will be very painful.
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Line breaks: Por¦tu|guese man-of-war
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