Vishnu Sinsinwar
Born in Bharatpur, Rajasthan, Vishnu is a professional naturalist and ornithologist who has led trips throughout India since 1989. He has an extensive knowledge of both flora and fauna and spent a month leading a trip with Gail and Doug Cheeseman in 1989 covering Central, Eastern, and Western India. He wrote a book with his brother, Colonel Shyam Singh, on the birds of Bharatpur and is a member of Bombay History Natural Society (BHNS).