Related Clues:
- Traps located around small homes, mostly above ground level
- Places for tweeters
- Fits one within another
- Places for eggs
- Things built by cranes
- Homes of 15-Acrosses
- Wrens' homes
- Abodes for birds
- Homes on limbs
- Emulates a matryoshka doll, save one
- Pest control targets
- Wasps' dwellings
- Arboreal digs
- Retreats for robins
- Common sources of tweets