Possible Clues:

• "Yes, cap'n!"
• Sailor's "Roger!"
• "Understood, cap'n"
• Jack's response when accepting an order!
• Lemur with long fingers and ratlike teeth
• Sailor's positive reply
• Opposite of a no-no?
• Madagascan with thin fingers peeling two layers
• "Will do, cap'n!"
• Nocturnal lemur native to Madagascar