Corvus macrorhynchos
The Large-billed Crow (Corvus macrorhynchos) is a robust and highly adaptable passerine bird, immediately recognizable by its striking glossy black plumage and, as its name suggests, a disproportionately large, powerful bill. Averaging 46-59 cm (18-23 inches) in length with a wingspan of 90-100 cm (35-39 inches) and weighing 450-1000 grams (1-2.2 lbs), it stands out among other corvids due to its prominent, arched culmen. Its entire body is iridescent black, sometimes showing a purplish or bl...
This species thrives in a vast array of environments, from dense temperate and tropical forests to coastal cliffs, agricultural areas, and increasingly, bustling urban and suburban landscapes. They are found from sea level up to significant elevations in mountainous regions.
These highly opportunistic omnivores consume a wide variety of food, including insects, small vertebrates, carrion, eggs, nestlings, seeds, fruits, and human refuse, typically foraging on the ground, in trees, or by scavenging.
Large-billed Crows are highly diurnal, typically active from dawn till dusk, and often gather in large, conspicuous communal roosts in trees or on buildings at night, sometimes numbering in the thousands. Their foraging strategies are remarkably diverse; as opportunistic omnivores, they scavenge,...
The Large-billed Crow boasts an extensive and largely resident distribution across vast swathes of Asia, extending from the Indian subcontinent eastward through Southeast Asia, China, and the Korean Peninsula, up to the Japanese archipelago and south into the Indonesian islands and the Philippine...
Least Concern
- Large-billed Crows are among the most intelligent birds, known for their problem-solving abilities and even reported tool use, like using twigs to extract grubs. - They possess a remarkable vocal repertoire, capable of producing over 20 distinct calls, and some individuals have been observed mi...