baleen Material found as fibrous plates hanging in rows from the roof of the mouth in whalebone whales and often known as whalebone. Its function is to strain plankton, on which these whales feed, from the water. Strong and elastic, baleen was used for many purposes before the advent of plastic and spring steel. Related category ZOOLOGY Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) |