Between Sea and Land, Entre Mar Y Tierra
Juan M. Varela
Handbook of the Birds of the World. Vol.15
Andrew Elliott
Handbook of the Birds of the World. Vol.3
Josep Del Hoyo
Handbook of the Birds of the World. Vol.2
Josep Del Hoyo
Handbook of the Birds of the World. Vol.1
Andrew Elliott
Birds of Spain. 2nd Edition
Eduardo de Juana
Birds That Leave Their Mark. Tracks and Signs of Birds in South-West Europe
Luisa Abenza
Seabird Count
Daisy Burnell
Birds of the Mesozoic
Juan Benito
Birds of the Indonesian Archipelago
Bas van Balen
Birds of the Indonesian Archipelago
Bas van Balen
European Breeding Bird Atlas 2
Verena Keller
The Largest Avian Radiation
Jon Fjeldsa
Birds of the Philippines
Desmond Allen
Birds of the Philippines
Desmond Allen
Birds of Colombia
Steven L Hilty
Birds of Thailand
Uthai Treesucon
Birds of Cambodia
Cambodia Bird Guide Associatio
Birds of the West Indies
Guy M Kirwan
Birds of Japan
Otani Chikara
