Answer:

CANARY

Answer	Crossword Clue
CANARY	Stool pigeon
CANARY	Household warbler
CANARY	Singer in a cage

CANARY	Bright yellow
CANARY	Yellow bird
CANARY	Tweety, e.g.
CANARY	Spain's ... Islands
CANARY	Vivid yellow
CANARY	High-pitched singer
CANARY	Tweety, for one
CANARY	Tattler

CANARY	Yellow songbird
CANARY	Pet songbird
CANARY	Light yellow
CANARY	Island group in the Atlantic.
CANARY	Island group where Las Palmas is.
CANARY	Group of islands off NW Africa.
CANARY	Shade of yellow.
CANARY	Songster.

CANARY	... Islands.
CANARY	Yellow.
CANARY	Atlantic islands.
CANARY	Harz mountain output
CANARY	Yellow shade
CANARY	Yellow
CANARY	Stoolpigeon
CANARY	Atlantic islands

CANARY	Informer
CANARY	Small finch
CANARY	Singer or color
CANARY	A small finch
CANARY	One who sings
CANARY	Singer
CANARY	Bird in a cage
CANARY	One who sings to the cops

CANARY	Tweety the toon for one,
CANARY	Spanish island group
CANARY	Raiser of alarm in a coal mine
CANARY	Little bird of mine?