Eleven rapid response teams have been set up to monitor Delhi's potential hotspots.
Amid a bird flu scare, around 50 birds, mostly crows, have died in the national capital over the last three to four days, officials said on Friday.
"We received information about the death of crows in Dwarka and Mayur Vihar Phase 3 and of a few wild birds in Hastsal in West Delhi.
"However, it is yet to be ascertained if bird flu infection is the reason," Dr Rakesh Singh from the animal husbandry unit of the Development Department said.
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Around 50 birds have died in these areas over the last three to four days, he said.
Officials from department collected samples from the three area and sent them to a designated laboratory in Jalandhar, Punjab on Friday, he said.
"Four samples each have been collected from Hastsal and Mayur Vihar Phase 3, while one sample has been taken from Dwarka. We have been following the standard operating procedure," Singh said.
Besides, 100 more samples of poultry birds have been collected from across the city, he said.
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The Centre had on Wednesday said that avian influenza or bird flu outbreak has been reported at 12 epicentres in Kerala, Rajasthan, Madhya Pradesh and Himachal Pradesh, while Haryana is on high alert due to unusual mortality at poultry farms in Panchkula.
Deputy Chief Minister Manish Sisodia had said on Thursday that there is no case of bird flu in Delhi yet and asked officials to keep a close watch on poultry birds coming in from neighbouring states to prevent any infection.
Eleven rapid response teams have been set up to monitor Delhi's potential hotspots, officials said.
Sisodia had also instructed officials to maintain a strict vigil on birds at major bird sites, especially poultry markets, water bodies, zoos and other potential hotspots.
These include Ghazipur Fish and Poultry Market, Shakti Sthal Lake, Sanjay Lake, Bhalswa Horseshoe Lake, Delhi Zoo, and smaller water bodies in DDA parks among others.
