Tác giả: Baker Kevin Baker

Many warblers are notoriously difficult to identify in the field (and even in the hand!) and, until now, there has been no definitive guide to the species of these regions.This guide covers 145 speci …

Many warblers are notoriously difficult to identify. This guide covers 145 species, covering all aspects of identification. The text includes sections on moult, voice, habitat and behaviour, distribu …