Family Crows and Jays (Corvidae)

Least Concern

Thick-billed Raven (Corvus crassirostris)


French: Corbeau corbivau German: Erzrabe Spanish: Cuervo picogordo

Corvus crassirostris


, 1836,

Halai, Eritrea


Sister to C. albicollis#R#R, the two sometimes placed in a separate genus, Corvultur. Monotypic.


Highlands of Eritrea (status uncertain)#R and Ethiopia; few records in adjacent SE Sudan and NW Somalia#R.

Descriptive notes

60–64 cm; one bird 1135 g. An unmistakable very large raven with relatively long, wedge-shaped tail, and disproportionately massive bill with strongly arching culmen,... read more


Most calls remarkably high-pitched for one of the world's biggest corvids. Typical call a... read more


Frequents both open and forested mountainous country, especially with escarpments and sheer cliffs... read more

Food and feeding

Carnivorous, but some plant material taken. Diet includes locusts (Acrididae) and beetle larvae (Coleoptera), caterpillars, lizards, snakes... read more


Eggs reported Dec–Apr in Ethiopia; occasionally double-brooded. Long-term pair-bond. Solitary breeder. Nest a very large platform of... read more


Primarily sedentary; wanderers recorded in E Sudan (Famaka and Galabit), in NW Somalia (Ban Seila... read more

Status and conservation

Not globally threatened. Locally common, perhaps even locally abundant. No population estimates. Widespread in W & SE Highlands of Ethiopia S to Sidamo, and in Eritrea in... read more

Recommended citation

Madge, S. (2020). Thick-billed Raven (Corvus crassirostris). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 26 February 2020).