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Siphonophores: The clonal colonies that can grow longer than a blue whale

Live Science
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There are around 175 species of siphonophores living in the deep sea throughout all of Earth ’s oceans.

Many species are long and string-like, but some, like the venomous Portuguese man o'war ( Physalia physalis), resemble jellyfish.

Siphonophore may look like a single animal, but it is actually a colony made up of individual organisms called "zooids" The creatures are often hunted by sea turtles or large fish.