Canary aviary

2224. The canary or singing bird aviary used not unfrequently to be formed in the opaque-roofed greenhouse or conservatory, by enclosing one or both ends with a partition of wire; and furnishing them with dead or living trees, or spray and branches suspended from the roof, for the birds to perch on. The birds in an aviary of this kind, are generally the canary, bullfinch, linnet, &c.