The Mamberamo shrikethrush (''Colluricincla obscura'') is a species of

bird Birds are a group of warm-blooded vertebrates constituting the class Aves (), characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweigh ...

in the family

Pachycephalidae The Pachycephalidae are a family of bird species that includes the whistlers, shrikethrushes, and three of the pitohuis, and is part of the ancient Australo-Papuan radiation of songbirds. The family includes 64 species that are separated into f ...

Taxonomy and systematics

This species was formerly considered a conspecific member of the

little shrikethrush Little shrikethrush has been split into the following species: * Arafura shrikethrush, ''Colluricincla megarhyncha'' * Variable shrikethrush, ''Colluricincla fortis'' * Waigeo shrikethrush, ''Colluricincla affinis'' * Mamberamo shrikethrush ...

complex. Genetic investigations of

New Guinea New Guinea (; Hiri Motu Hiri Motu, also known as Police Motu, Pidgin Motu, or just Hiri, is a language of Papua New Guinea, which is spoken in surrounding areas of Port Moresby (Capital of Papua New Guinea). It is a simplified version of ...

populations of the little shrikethrush indicate high levels of genetic divergence, suggesting it comprised more than one species.

Subspecies

Currently, two

subspecies In biological classification, subspecies is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (morphology), but that can successfully interbreed. Not all species ...

are recognized: * ''C. o. obscura'' - ( Meyer, AB, 1874): Originally described as a separate species in the genus '' Rectes''. Found on

Yapen Yapen (also Japan, Jobi) is an island of Papua, Indonesia. The Yapen Strait separates Yapen and the Biak Islands to the north. It is in Cenderawasih Bay off the north-western coast of the island of New Guinea. To the west is Mios Num Island a ...

(off northwestern New Guinea)) * ''C. o. hybridus'' - (Meise, 1929): Found on nw and wc New Guinea

Distribution and habitat

It is found in New Guinea. Its natural

habitat In ecology, the term habitat summarises the array of resources, physical and biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species habitat can be seen as the physical ...

s are subtropical or tropical moist lowland

forest A forest is an area of land dominated by trees. Hundreds of definitions of forest are used throughout the world, incorporating factors such as tree density, tree height, land use, legal standing, and ecological function. The United Nations' ...

s and subtropical or tropical moist

montane forest Montane ecosystems are found on the slopes of mountains. The alpine climate in these regions strongly affects the ecosystem because temperatures fall as elevation increases, causing the ecosystem to stratify. This stratification is a crucial f ...

References

{{Taxonbar, from=Q65051762

Mamberamo shrikethrush The Mamberamo shrikethrush (''Colluricincla obscura'') is a species of bird in the family Pachycephalidae. Taxonomy and systematics This species was formerly considered a conspecific member of the little shrikethrush complex. Genetic investigat ...

Birds of New Guinea