Related Clues:
- Like pet hamsters
- Not free-range
- Penned record covering a number of years
- Like pet birds
- Confined behind bars
- Cold in prison
- Condition in which Maya Angelou's 9 nevertheless sings?
- Like animals in many zoos
- 'I Know Why the ___ Bird Sings'
- Like some canaries
- Like most pet birds
- Locked up and cold -- what 21 Down may be
- Cooped up like pigs
- How parakeets are kept
- Confined in a way in decorating without nitro?