Related Clues:

• Snowball in ''Animal Farm''
• Babe on the screen
• See 61-Across
• Greedy one
• One in a pen
• Nonsharer
• Efflorescence
• Pen pal?
• Corkscrew-tailed animal
• Snowball, famously
• Pot-bellied critter
• Porker
• Petunia, e.g.
• Overeat (with "out")
• Eat greedily