Related Clues:

• Architect of St. Paul's Cathedral
• Hedgerow nester
• Bird
• Little chirper
• St. Paul's Cathedral designer
• Warbler
• Small singer
• Brown bird
• Chelsea Hospital architect
• ''Beau Geste'' author
• St. Paul's Cathedral architect
• Plump songbird
• Bird with a song
• Bird that perches with its tail straight up
• Insect-eating bird