Possible Clues:

• Dog's plaything
• Puppy plaything
• Stuffed animal with a squeaker, maybe
• Target of a canine's canines, maybe
• *Rawhide bone, for example
• Something to keep a beagle busy
• Treat for a dog
• Puppy amuser ... or the end of the answer to each starred clue
• Squeaking mouse, e.g.