Siphonophores are unusual animals made up of individual organisms called "zooids," which each have a distinct function — despite being genetically identical. Why they're awesome: The largest ...

A colonial siphonophore: several swimming bells surround red and yellow feeding tenticles. Grows to 1.5 cm. From the Danish Galathea 3 expedition off Broome in Northwestern Australia, November 2006.

Why they're awesome: The largest animal on Earth is thought to be the blue whale, but these strange sea creatures can grow even longer — reaching up to 150 feet (46 meters) in length. There are ...

which it uses to its advantage by yanking the siphonophore’s tentacles off and brandishing them as weapons against predators. Blanket octopuses get their name from sheets of webbing that stretch ...

Name: Siphonophores (Siphonophora) Where they live: All oceans What they eat: Small crustaceans, copepods and fish Why they're awesome: The largest animal on Earth is thought to be the blue whale ...

Siphonophores are complex polymorphic pelagic gelatinous cnidarians, sometimes known as ‘string jellies’. At present the group comprises about 170 species. Habitat and life cycle Siphonophores are ...

Not only is it not a jellyfish, it's not even an "it," but a "they." The Portuguese man-of-war is a siphonophore, an animal made up of a colony of organisms working together. The man-of-war ...

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The discovery was breathtaking on many counts — it was the first siphonophore sighting in that area, and possibly the longest ocean creature ever recorded. At an estimated 150-feet long ...

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However, not all hydrozoans are considered jellyfish. For example, the famous Portuguese man o’ war is part of the class Hydrozoa but is known as a siphonophore. They are made up of groups of small ...