Possible Clues:

• Goods parcel to bring down for one sent to return game
• Canine for a shooter
• Shooter's retriever
• Retriever, maybe
• Piece by boxer following the game
• Hunter’s assistant to reverse into gee-gee
• Animal that assists a shooting-party
• Pointer possibly showing 'open' tucked into goods
• Labrador, say, starts to gobble grub outside peacekeepers’ party?
• Canine trained to retrieve game