India, Feb. 14 -- A new atlas released by Ahmedabad University recorded 181 bird species in Ahmedabad, nearly a third of Gujarat's avifauna, in a single winter season.

The recently published Ahmedabad City Bird Atlas, the first urban bird atlas from Western India, found that insectivorous birds formed the largest group, 25 per cent of the species recorded were migratory visitors, and species richness was highest along the edges of the city.

The project was led by researchers from Ahmedabad University in collaboration with Bird Conservation Society Gujarat and the Community Ecology and Conservation Biology lab, with support from Bird Count India and eBird India. The Atlas is based on systematic grid-based surveys conducted between Decemb...