Related Clues:

• ___ egg (retirement funds)
• Where the chicks are
• Bobolink bungalow
• Fit (inside)
• Vipers' place
• Starling's home
• A bed to lay in?
• Grouse house
• It's bird-built
• Home for a flier
• In the top half of a house
• On a floor above
• In which to lay eggs or give birth
• On a higher floor
• In which to lay eggs