Ascidians are placed in the Chordates group due to the presence of a notochord and a basic nervous system while in the larval stage. Continue Reading

Ascidians are sessile organisms as adults, usually living attached to rocks or shells.
About 2,300 species have been identified in the world

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Ascidians are the natural prey of a wide variety of organisms, such as molluscs, crustaceans, and sea stars. Continue Reading