Delhi has become the ninth state to confirm cases of bird flu amid concerns over the spread of the disease. The Delhi Animal Husbandry Department on Monday confirmed that all the samples sent to a laboratory in Bhopal have tested positive for bird flu or avian influenza. Eight other states – Maharashtra Uttar Pradesh Kerala Rajasthan Madhya Pradesh Himachal Pradesh Haryana and Gujarat – had earlier confirmed Avian Influenza as the cause of the recent bird deaths. What Is Bird Flu Bird flu also known as avian influenza or avian flu has come as a double whammy for India that