I think a mourning bird symbolizes a death or sorrow.
it symbolize mortality,penance and mourning and it is the reminder of God to us
A bird can symbolize freedom, love for children, or what ever you feel it should symbolize.
The lamb in the Mourning picture symbolizes the innocent people. The lamb represents the Savior who took on the sins of the world.
dove
Eas; the early bird gets the worm!
The traditional color of mourning in many Western cultures is black. It is worn as a sign of respect and to symbolize the sadness and grief associated with loss.
mourning dove
The mourning warbler is a migatory bird,spending its summers in the northern United States,and winters in Central America.The mourning warbler is a bird of clearings and thickets.Gets its name from the gray head,making the otherwise yellow green bird look as though it is in mourning.Song is a bright,"chirry,chirry,chirry".
a dead bird
deaf
A bird without wing
A black bird (the crow) is the symbol for a Gypsy.