Green-backed whistler
Conservation status
Least Concern (IUCN 3.1)[1]
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Aves
Order:	Passeriformes
Family:	Pachycephalidae
Genus:	Pachycephala
Species:	P. albiventris
Binomial name
Pachycephala albiventris (Ogilvie-Grant, 1894)
Subspecies
See text
Synonyms
Hyloterpe albiventris Pachycephala grisola albiventris

The green-backed whistler (Pachycephala albiventris) or olive-backed whistler, is a species of bird in the family Pachycephalidae. It is endemic to the Philippines.

Its natural habitats are tropical moist lowland forest and tropical moist montane forest.

Taxonomy and systematics

Formerly, some authorities considered the green-backed whistler to be a subspecies of the mangrove whistler.

Subspecies

Three subspecies are recognized:^[2]

• P. a. albiventris – (Ogilvie-Grant, 1894): Found on northern Luzon (Philippines)
• P. a. crissalis – (Zimmer, JT, 1918): Originally described as a separate species. Found on central and southern Luzon (Philippines)
• P. a. mindorensis – (Bourns & Worcester, 1894): Originally described as a separate species. Found on Mindoro (Philippines)