Possible Clues:

• Terrarium denizen
• Shelled marine creature
• Birds typifying love
• One may tend to be withdrawn
• ______ford, Saskatchewan
• eg Razorback
• Shelley, by the sound of it, might turn this upside down
• That might be the turn of Shelley for his cap size
• This might have a turn and get over it, otherwise it might be in the soup
• Turn it over with Shell