Giant jelly ascidian (Polycitor giganteus), a colonial animal with numerous retractible zooids usually embedded together within a test.

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Each zooid has a separate inhalant and exhalant siphon. The zooids, either white or orange, retract deeply within the test when disturbed. Grows to 30 cm tall.

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Size: 3872px × 2592px
Location: Pig Island, Illawarra region, New South Wales, Australia
Photo credit: © Becca Saunders / Auscape / Alamy / Afripics
License: Licensed
Model Released: No

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