Chestnut-backed ChickadeeChestnut-backed Chickadee, with food for nearby chicksChestnut-backed ChickadeeChestnut-backed ChickadeeChestnut-backed Chickadee, feeding on persimmonChestnut-backed ChickadeeChestnut-backed Chickadee, with food for nearby chicksChestnut-backed ChickadeeChesnut-backed ChickadeeChestnut-backed Chickadee, at nest entranceChestnut-backed Chickadee, at nest entranceChestnut-backed ChickadeeChestnut-backed ChickadeeChestnut-backed ChickadeeChestnut-backed ChickadeeChestnut-backed Chickadee, feeding on piece of suet secured between its feet