Any of different tiny aquatic pets of this phylum Bryozoa that reproduce by budding and form mosslike or branching colonies completely mounted on rocks or seaweed. Also referred to as moss animal, polyzoan.
A member of a bryozoan colony.
one of many Bryozoa.
sessile aquatic animal developing mossy colonies of small polyps each having a curved or circular ridge bearing tentacles; affix to stones or seaweed and replicate by budding