Birds of Borneo is the first full guide to the island’s diverse birdlife, covering Brunei, Sabah, Sarawak, and Kalimantan. Over 630 species are documented, with the latest taxonomy, recent splits, and distinctive Bornean races highlighted. Borneo’s unique geography—ranging from rainforests to high mountains—has created special habitats where many endemic species thrive, making the island a vital biodiversity hotspot. Each species entry provides detailed descriptions, identification tips, habitat notes, and a color distribution map. Beautiful illustrations by the expert artists behind Birds of South-East Asia enrich the guide, making it an essential reference for birdwatchers and nature enthusiasts alike.