Large-billed crow (Corvus macrorhynchos)

Gagak hutan or jungle crow or large-billed crow (Corvus macrorhynchos) is a bird species, distinctive in vocal, morphological and genetic. At least 9 subspecies are C. m. colonorum, C. m. connectens, C. m. intermedius, C. m. japonensis, C. m. macrorhynchos, C. m. Marxchuricus, C. m. osai, C. m. philippinus and C. m. tibetosinensis.

C. macrorhynchos is very adaptable and survives in various food sources. The overall size is 46-59 cm, has large bills and body proportions vary subspecies. The bill is large, relatively long, the top is thick and curved. Call loud and echoing. They are social animals and have a linear dominance hierarchy based on individual recognition.

Dark gray fur on the back, neck, shoulders and body at the bottom. Wings, tail, face and throat are shiny black. Large-billed crow inhabits forests, parks, plantations and cities. Flexible diets include sources on land and in trees, live and dead, plants and animals.

Jungle crow collects branches, grass roots, wool, cloth, vegetable fibers and even metal wires to make nests in pine forks. Females lay 3-5 eggs and incubated for 17-19 days. An oval with a smaller tip, hard and smooth surface, blue-green, speckled and reddish-brown stripes, pale sepia and gray.

Kingdom: Animalia
Phylum: Chordata
Class: Aves
Order: Passeriformes
Family: Corvidae
Genus: Corvus
Species: C. macrorhynchos
Subspecies: C. m. colonorum, C. m. connectens, C. m. intermedius, C. m. japonensis, C. m. macrorhynchos, C. m. Marxchuricus, C. m. osai, C. m. philippinus and C. m. tibetosinensis.

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