Birds of Africa South of the Sahara, Sinclair/Ryan, 2010
The Birds of East Afrika, Stevenson/Fanshaw, 2002
Birds of Eastern Africa, VanPerlo,
2009
The Raptor Guide of Southern Africa, Oberprieler, 2012
Birds of
Southern Africa, Sinclair/Hockey/Tarboton/Ryan, 2011
Der Kosmos Vogelführer - Alle Arten Europas, Nordafrikas und Vorderasiens, Svenssson, 2011
Birds of the Indian Subcontinent, Grimmett/Inskipp/Inskipp, 2012
Birds of Brazil: The Pantanal & Cerrado of Central Brazil, Gwynne/Ridgely/Tudor/Argel, 2010
Birds of Peru, Schulenberg/Stotz/Lane, 2010
The Birds of Machu Picchu and Cusco Region, Walker/Fjeldsa
The Birds of Costa Rica: A Field Guide, Garrigues/Dean, 2014