I have not heard of them being used for this. Canaries were however used to detect mine gas in the past.
in ww1 women were called canaries because of the yellow faces they got from the tnt in the factories
Canaries were used in mines to detect deadly gas.
The possessive noun for the singular word canary is canary's, e.g. "The canary's seed dish".The possessive plural form for many canaries would be canaries', e.g. "The canaries' seed dishes".
The Davy lamp's flame went out when miners got to a spot where there was dangerous gas. Previously, canaries were used to do these jobs.
canaries do have feathers and they have lots of different colors canaries are a type of a bird
i dont realy no but my nan used to have one and she used to feed him grapes
Male canaries sing beautifully
are canaries beautiful singers
Canaries is the nickname for Norwich City football club.
No, Canaries are not sensitive to cold weather.
Dapto Canaries was created in 1911.