Other Free Encyclopedias » 21st Century Webster's Family Encyclopedia » 21st Century Webster's Family Encyclopedia - Barley to Bellows, George Wesley

Barnacle

Barnacle, marine crustacea of the subclass Cirripedia. The shell consists primarily of calcium carbonate. Adults attach themselves to solid surfaces (even the bodies of other sea animals) and trap plankton by means of feathery organs known as cirri. There are some 1,000 species.

Barnacle goose [next] [back] Barn swallow

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