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What are Sea Pens?
Sea pens are marine cnidarians that have a soft cylindrical body with a feathery, brightly colored polyp at one end. They are named for their resemblance to old-fashioned quill pens. Sea pens are typically found in deep-sea environments and are filter feeders, using their polyps to capture plankton from the water.
Are sea pens animals?
Yes
What did they use if they did not have pens or pencils in the 1890s?
In the 1890s, people commonly used inkwells and quill pens made from feathers, as well as metal dip pens that required regular dipping in ink. Pencil technology also existed, with pencils made from graphite or colored chalk encased in wood being widely available.
What is a example of cnidarians?
Jellyfish, Coral, sea anemones, sea pens
What does the Sea pen eat?
Turtles eat sea pens
Who eats sea pens?
Ryan James mildren
What kind of decomposers live in tropical oceans?
Marine Worms,Sea Pens and Sea Urchins
Are sea pens invetebrates?
Yes, sea pens are invertebrates. They belong to the phylum Cnidaria and are closely related to corals and jellyfish. Sea pens are colonial organisms, typically found in shallow ocean waters, and have a structure that resembles a quill pen, which is where they get their name. They are anchored to the seabed by a root-like structure and can retract into their protective casing when disturbed.
What are sea pens eating habits?
they eat plankton and organic organisms
Is an octopus a coelenterate?
Coelenterata is an obsolete term encompassing two animal phyla, the Ctenophora (comb jellies) and the Cnidaria (coral animals, true jellies, sea anemones, sea pens, and their allies).
What kind of coral is found in the Great Barrier Reef?
sea pens, blue corals, soft corals and sea fans.
What is a zoantharian?
A zoantharian is any member of the Zoantharia (or Anthozoa) taxonomic class, including corals, sea pens, and sea anemones.
