Related Clues:

• Head cover
• Yerkes Center inhabitant
• Clumsy one
• One of the gang
• Do an impression
• Bonobo or siamang
• George of the Jungle's pal
• Human's cousin
• Large copier?
• Aldous Huxley's "___ and Essence"
• Imitator
• Animal that beats its chest
• IRS employee
• Orangutan
• Henchman