Most birds don’t acknowledge their members of the family after their first 12 months. There are exceptions to this, particularly amongst social birds resembling cranes, crows, and jays. Canada Geese additionally keep in mind their dad and mom, and will even rejoin their dad and mom and siblings throughout winter and on migration.
Then again, Black-capped Chickadee fledglings scatter in autumn, and each joins a unique winter flock from its siblings and fogeys. Mallards and grouse do imprint on their dad and mom, however there isn’t a proof that they acknowledge their dad and mom or members of the family after their first 12 months.