Bikram Grewal

100 Best Birdwatching Sites in India

Birds of the Himalayas

A Photographic Field Guide to the Birds of India, Pakistan, Nepal, Bhutan, Sri Lanka, and Bangladesh

A Naturalist's Guide to the Mammals of India

A Naturalist's Guide to the Birds of India, Pakistan, Nepal, Bhutan and Sri Lanka

A Photographic Guide to Birds of the Himalayas

A Photographic Guide to the Birds of India

Photographic Guide to Birds

Splendid Plumage

Birds of the Indian Subcontinent