Yes, CANARIES is a Scrabble word!

Letter values in Scrabble US: C 3, A 1, N 1, A 1, R 1, I 1, E 1, S 1.

Is it a valid word?

CANARIES is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

a group of mountainous islands in the Atlantic off the northwest coast of Africa forming Spanish provinces
someone acting as an informer or decoy for the police
a female singer
a moderate yellow with a greenish tinge
any of several small Old World finches

Also: canary islands, stool pigeon, canary yellow, canary bird.

Not playable in Scrabble US: STOOLPIGEON.