G. W. H. Davison 
Birds of Peninsular Malaysia and Singapore [PDF ebook] 

An authoritative pocket guide to the birds of Peninsular Malaysia and Singapore
The forests and coastline of Peninsular Malaysia and Singapore are home to a fantastic and vast array of birds, and offer many outstanding and easily accessible birdwatching locations, many of which are highlighted in the book”s introduction.
This compact and easy-to-use bird identification guide covers more than 250 species, and each bird description is supported by at least one clear colour photograph. With easy-to-use thumbnail silhouettes, a regional map showing the best birding localities, up-to-date tips on birdwatching and information on bird biology and behaviour, this guide an invaluable for anyone birdwatching in the region.