Related Clues:

• Gibbon or orangutan
• Primatologist's study
• Halloween costume
• Fossey focus
• Simious creature
• Hairy beast
• Companion for Tarzan
• Big zoo attraction
• Churlish sort
• It is naked, in a Desmond Morris title
• Knuckle-walking beast
• Bonobo, e.g.
• Pretend to be
• Big goof
• Aldous Huxley's ''___ and Essence''