noun
pet bird; cage bird
A bird kept as a pet or in a cage, as opposed to a wild bird (野鳥).
See also: 野鳥
祖母は飼い鳥に毎日話しかけている。
My grandmother talks to her pet bird every day.
飼い鳥と野鳥では餌の種類が違う。
The type of food differs between cage birds and wild birds.
野鳥 means 'wild bird', the opposite of 飼い鳥 (pet/cage bird).
Compound of 飼い (kai, 'keeping, raising') + 鳥 (tori, 'bird'), with rendaku voicing of tori to dori.