Scientific name: Trichoglossus chlorolepidotus (Kuhl, 1820).

The olive Scaly-breasted mutation is a dominant mutation which is well-established now in Australian aviculture. About one in every four to six Scalys born is of the 'olive' variety.

Books: Parrots: A Guide to Parrots of the World

For backyard feeders: try Birds-Out-Back.