Bird Sounds in Flight - MP3 CD

Hans-Heiner Bergmann, Claude Chappuis, Karl-Heinz Dingler

The Sound Approach to Birding: A Guide to Understanding Bird Sound

CONSTANTINE, Mark

Nature Sounds from Eastern Part of Turkey

LINJAMA, Tero

Birdsounds of Northern Siberia [CD]

ZUCKLER, Christoph

Petrels Night and Day: A Sound Approach Guide

ROBB, Magnus; MULLARNEY, Killian; The Sound Approach

Owls of Europe / Europas Ugglor - CD

Birds of Western Europe: MP3 Field Guide

Boesman, Peter

The Sounds of Raptors and Falcons / Die Stimmen der Greifvogel und Falken

Karl-Heinz Dingler, Christian Fackelmann and Andreas Schulze