HILLIX , A. William Animal Bodies, Human Minds: Ape, Dolphin, and Parrot Language Skills - New York : Kluwer Academic , 2004 . - xii , 310 p . : ill . ; pictures ; 25 cm . - Developments in Primatology : Progress and Prospects . Includes index ISBN: 0306477394 Subjects--Topical Terms: Animal Psychology Animal Language Dewey Class. No.: 156.36