BRYOZOANS

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• The individual bryozoan is called a zooid
• Lives within a box-shaped compartment made of calcium carbonate and chitin
• Zooids are no taller than 1/32 of an inch
• Form colonies on seaweeds, rocks, and other surfaces
• Their skeletons varry in shape

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• 4,000 species in the phylum Bryozoa
• Bryozoans use tiny mobile pincers called avicularia to pluck off any settlers that land on them
• If a piece of a bryozoan colony breaks off, the piece can continue to grow and form a new colony.
• http://youtu.be/pv9NiIcYcCQ

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