Bird flu confirmed in Delhi, all 8 samples sent to Bhopal lab tested positive: Officials NEW DELHI: Testing of eight samples sent to a Bhopal-based laboratory has confirmed bird flu in Delhi, officials said on Monday. All eight samples — four from a park in Mayur Vihar Phase 3, three from Sanjay Lake and one from Dwarka — have been found positive for avian influenza, Dr Rakesh Singh from the animal husbandry unit of the Development Department said. The report of the test results arrived on Monday morning, he said. A drive to cull ducks has begun at the famous Sanjay Lake, where 10 ducks were found dead recently, Singh added.