Possible Clues:

• One dog in America equals a hundred in one bear in England
• Bone burier
• Dog heard whinny around entrance to copse
• Peke or pug
• Dog (colloq.)
• Doggy paddling often, of course, helps beginners
• It's hard to cage up dog
• Bowser
• One may sit for a master
• My round swallowed by pub's dog