Possible Clues:

• Common pet rodent
• Poor actor's name finally dropped - one running round in circles?
• One detesting being around married son's pet
• Rodent with cheek pouches
• A lady's spread mats inside for the pet
• Exercise wheel user
• 'An animal whose eggs you'd probably never eat for breakfast.' '___'
• It likes to spin its wheels
• Small pet
• Animal responsible for the wanderer of 11 or Ms Wanderer of 4