The long-billed crow (''Corvus validus'') is a

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 scientifical ...

that is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

to the Northern

Maluku Islands The Maluku Islands (; Indonesian: ''Kepulauan Maluku'') or the Moluccas () are an archipelago in the east of Indonesia. Tectonically they are located on the Halmahera Plate within the Molucca Sea Collision Zone. Geographically they are located eas ...

. This crow is large with glossy plumage, a large bill and white irises. It is classified by the

International Union for Conservation of Nature The International Union for Conservation of Nature (IUCN; officially International Union for Conservation of Nature and Natural Resources) is an international organization working in the field of nature conservation and sustainable use of natu ...

as a "

near-threatened species A near-threatened species is a species which has been categorized as "Near Threatened" (NT) by the International Union for Conservation of Nature as that may be vulnerable to endangerment in the near future, but it does not currently qualify fo ...

Description

The long-billed crow is a large crow growing from in length including its relatively short tail. The large bill tapers from a broad base and is black, as are the legs and feet. The plumage is glossy and entirely black. The call of this crow has been likened to the yapping of a puppy "cruk ... cruk ... cruk". The long-billed crow can be differentiated from other crows by its large size and glossy plumage, its long beak and its white iris. The only other crow within its range is 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 ...

(''Corvus orru'') which has a much smaller beak and inhabits more open areas rather than forests.

Distribution and habitat

The long-billed crow is

to the

, an archipelago within Indonesia. It is a forest-dwelling bird and is mainly found on the islands of

Morotai Morotai Island ( id, Pulau Morotai) is an island in the Halmahera group of eastern Indonesia's Maluku Islands (Moluccas). It is one of Indonesia's northernmost islands. Morotai is a rugged, forested island lying to the north of Halmahera. It ha ...

Obira Obi (also called Obira) is the main island in the Obi Islands group of Indonesia, south of the larger Halmahera in North Maluku. Its area is 2,542 km². The island is eponymous to the Obi Island Birdwing, an endemic species of butterfly.

Kayoa Kayoa (also Kaioa), or in the native language Pulau Urimatiti, is a group of 66 islands, part of the Maluku Islands. It is located in South Halmahera Regency, part of North Maluku Province of Indonesia. Geography The Kayoa Islands are near the ...

Kasiruta The Bacan Islands, formerly also known as the Bachans, Bachians, and Batchians, are a group of islands in the Moluccas in Indonesia. They are mountainous and forested, lying south of Ternate and southwest of Halmahera. The islands are administe ...

Bacan The Bacan Islands, formerly also known as the Bachans, Bachians, and Batchians, are a group of islands in the Moluccas in Indonesia. They are mountainous and forested, lying south of Ternate and southwest of Halmahera. The islands are administe ...

and

Halmahera Halmahera, formerly known as Jilolo, Gilolo, or Jailolo, is the largest island in the Maluku Islands. It is part of the North Maluku province of Indonesia, and Sofifi, the capital of the province, is located on the west coast of the island. Hal ...

Status

The long-billed crow has a restricted range with a total area of occupancy of about . The forests in which it lives are being degraded and the population of the crow is estimated to be declining. However, it is a common bird and seems able to adapt to a certain extent to secondary forests, partly logged areas, plantations and cultivated areas. The

, for a long period of time, rated its conservation status as being of "

least concern A least-concern species is a species that has been categorized by the International Union for Conservation of Nature (IUCN) as evaluated as not being a focus of species conservation because the specific species is still plentiful in the wild. T ...

" but has now upgraded this to "

near threatened A near-threatened species is a species which has been categorized as "Near Threatened" (NT) by the International Union for Conservation of Nature as that may be vulnerable to endangerment in the near future, but it does not currently qualify fo ...

" because populations seem to be declining more rapidly than was previously thought.

References

{{Taxonbar, from=Q606626

long-billed crow The long-billed crow (''Corvus validus'') is a crow that is endemic to the Northern Maluku Islands. This crow is large with glossy plumage, a large bill and white irises. It is classified by the International Union for Conservation of Nature as ...

Birds of the Maluku Islands