Red-billed chough bibliography
Books
Operation Chough: The story of the Cornish chough - will it ever return? - by Malcolm Ellis (ed)
Paradise Park & Glasgow University
-- 1987
RSPB Spotlight Crows - by Mike Unwin
Bloomsbury Wildlife
-- 2021
-- ISBN: 978-1472971777
The Cornish Chough - by T.O. Darke
Bradford Barton
-- 1971