 Well grown young birds were observed being fed by adults in Ubatuba, São Paulo state, January 2010.Young birds can be differentiated by their paler orbital ring and their cere being flesh coloured as opposed to dark grey in adults.The brown-backed parrotlet is confined to south-eastern Brazil (Bahia, Espírito Santo, Rio de Janeiro and São Paulo), but is a vagrant to Rio de Janeiro, and from São Paulo to south to Ilha do Cardoso.