Olive-backed Oriole (Oriolus sagittatus).
Published February 19, 2010 | 
“Occupying open forests and woodlands, foraging for fruit in the tree canopy “. This widely distributed species is difficult to spot with green streaked plumage and dusky dark grey wings. A migrant to the South-east.
Reference; Morcombe, M. Field Guide to Australian Birds.
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