If you are interested in watching and studying the Birds of Indian Sub-continent, below mentioned are some of the field guide books which can help you a lot.
- The Book of Indian Birds by Salim Ali
- Birds of India by Bikram Grewal, Sumit Sen, Sarwandeep Singh, Nikhil Devasar, Garima Bhatia
- Birds of the Indian Subcontinent by Richard Grimmett, Tim Inskipp, Carol Inskipp
- A Field Guide to the Birds of the Indian Subcontinent by Krys Kazmierczak
- Birds of India by Collins
- Hand Book of Indian Birds by Hugh Whistler
- Birds of India by Martin Woodcock
- Birds of India by Norman Arlott
- Banglar Pakhpakhali (in Bengali language) by Kanad Baidya, Sadip Das, Shantanu Prasad, Kshounish Sankar Roy
- Banglar Pakhi (in Bengali language) by Ajay Hom