BirdLife International. 2015. European Red List of Birds. Office for Official Publications of the European Communities, Luxembourg.
Madge, S. 2009. Yellow-billed Chough (Pyrrhocorax graculus). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. and de Juana, E. (eds), Handbook of the Birds of the World Alive, Lynx Edicions, Barcelona.
Madge, S.; Burn, H. 1993. Crows and jays: a guide to the crows, jays and magpies of the world. Helm Information, Robertsbridge, U.K.
Detailed species account from European Red List of Birds (BirdLife International 2015)
Search for photos and videos, and hear sounds of this species from the Macaulay Library
Recommended citation
BirdLife International (2023) Species factsheet: Pyrrhocorax graculus. Downloaded from
http://datazone.birdlife.org/species/factsheet/yellow-billed-chough-pyrrhocorax-graculus on 08/06/2023.
Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from
http://datazone.birdlife.org on 08/06/2023.