Related Clues:

• Chest thumper
• Wild way to go
• Big I.R.S. mo.
• Gibbon, for one
• Fig. of interest
• Busy time at the IRS
• Clumsy brute
• Zoo favorite
• Forest resident
• Busy mo. for the IRS
• Natl. Poetry Mo.
• How fans may go
• It was naked, in a Desmond Morris title
• Jane Goodall subject
• Dr. Zaius, for one