Corvus crassirostris
The Thick-billed Raven (*Corvus crassirostris*) is an imposing and magnificent corvid, instantly recognizable by its exceptionally massive, decurved black bill-the largest of any raven species, which can measure up to 8-9 cm. This glossy black bird, reaching lengths of 60-64 cm (23-25 inches) and weighing 1.15-1.5 kg (2.5-3.3 lbs) with a wingspan of 100-120 cm, sports a distinctive white patch on the nape and upper back, providing a stark contrast to its otherwise iridescent plumage. A close ...
This species primarily inhabits montane woodlands, savannas, and rocky cliffs at high elevations, typically ranging from 1,500 to over 4,000 meters (5,000 to 13,000 feet) above sea level in the Afro-tropical highlands.
Highly omnivorous and opportunistic, the Thick-billed Raven feeds on a wide range of items including carrion, insects, small mammals, birds, eggs, seeds, grains, and fruits, primarily foraging by scavenging, probing, and gleaning.
Thick-billed Ravens are diurnal, spending their days foraging and interacting socially before gathering in communal roosts, often on cliffs or in large trees, at dusk. Their opportunistic foraging strategy involves a diverse array of techniques, from soaring high to spot carrion to using their po...
The Thick-billed Raven is endemic to the Horn of Africa and adjacent regions, with its primary distribution centered across the highlands of Ethiopia and Eritrea. Its range extends south into parts of Somalia, particularly along the northern escarpments, and west into southeastern Sudan, though i...
Least Concern
- The Thick-billed Raven possesses the largest bill of any corvid, and indeed, one of the largest bills relative to body size among all passerine birds, sometimes measuring up to 9 cm. - Despite its massive appearance, its bill is surprisingly versatile, used for delicate tasks like extracting in...