Chatterer

n.
  1. A prater; an idle talker.
  2. (Zoöl.) A bird of the family Ampelidæ -- so called from its monotonous note. The Bohemion chatterer (Ampelis garrulus) inhabits the arctic regions of both continents. In America the cedar bird is a more common species. See Bohemian chatterer, and Cedar bird.