Listen to Flight Identification of European Passerines & Select Landbirds - Flight Callshttps://soundcloud.com/user-671277267/sets/flight-identification-european-passerines
Companion WAV files for Flight Identification of European Passerines and Select Landbirds: An Illustrated and Photographic Guide - Tomasz Cofta
Photographs by Michal Skakuj.
A richly illustrated, state-of-the-art field guide for identifying European passerines in flight—the first of its kind.