The Bismarck crow (''Corvus insularis'') is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

crow A crow is a bird of the genus '' Corvus'', or more broadly a synonym for all of ''Corvus''. Crows are generally black in colour. The word "crow" is used as part of the common name of many species. The related term "raven" is not pinned scientifica ...

found in the

Bismarck Archipelago The Bismarck Archipelago (, ) is a group of islands off the northeastern coast of New Guinea in the western Pacific Ocean and is part of the Islands Region of Papua New Guinea. Its area is about 50,000 square km. History The first inhabitants o ...

. It was considered by many authorities to be a

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 ...

of the

Torresian crow The Torresian crow (''Corvus orru''), also called the Australian crow or Papuan crow, is a passerine bird in the crow family native to the north and west of Australia and nearby islands in Indonesia and Papua New Guinea. The species has a black ...

(''C. orru''), but is now treated as a distinct species.

References

{{Taxonbar, from1=Q27075331, from2=Q374500

Bismarck crow The Bismarck crow (''Corvus insularis'') is a species of crow found in the Bismarck Archipelago. It was considered by many authorities to be a subspecies of the Torresian crow The Torresian crow (''Corvus orru''), also called the Australian cro ...

Birds of the Bismarck Archipelago