Related Clues:

• Evolutionist's kin?
• One of Goodall's group
• Tarzan pal
• Going ___
• J. Fred Muggs, for one
• Barbary ___
• Silly way to go
• Stumblebum
• Barbary beast
• Chest thumper
• Wild way to go
• Gibbon, for one
• Clumsy brute
• Zoo favorite
• Forest resident