Related Clues:

• Cousin of a treecreeper
• Little songbird
• __ for tat (h)
• Avian warbler
• Fairy ___ (bluecap)
• See 8 Down
• Black-throated ___ (Asian bird)
• Legendary architect or tiny songbird
• Birdhouse occupant, perhaps
• Brown-and-black songbird
• Snicker-inducing bird
• Sir Christopher the architect
• ". . . a little tom-___ sang . . ."
• ". . . a little tom-___ sang"
• Great ___ (passerine whose name isn't funny, you guys)