GROUP III. iS confessedly artificial, and to it are assigned fire Races : - (1.) " Fan-tails," remarkable for the extraordinary develop-ment of their tails, which inay consist of as many as forty-two rectrices in place of the ordinary twelve ; (2.) " Turbits " and " Owls," with the feathers of the throat diverging, and a short thick bill ; (3.) " Tumblers," possessing the marvellous habit of tumbling backwards dining flight or, in some breeds, even on the ground, and having a short, conical bill ; (4.) " 14'rill-backs," in which the feathers are reversed ; and (5.) "Jacobins," with the feathers of the neck forming a hood, and the wings and tail long.