Related Clues:

• Participates in domestic life
• Cheep place to stay?
• Where eggs hatch
• Treetop pad
• Fits one inside the next
• Bird's creation
• Return-flight destinations?
• Homes for 46-Down
• Roofless home
• Sparrow homes
• Tweety's digs
• 70 Across homes
• Fits inside snugly
• Egg site
• Natural homes