Rising heat takes toll on bird diversity in Kottayam, finds survey

Rising summer temperatures appear to be taking a toll on Kottayam city’s birdlife, with a latest survey revealing a sharp decline in urban bird diversity this year.

The study, conducted under the leadership of the Tropical Institute of Ecological Sciences (TIES) with the participation of birdwatchers, experts and junior naturalists, recorded only 31 species of birds this year, compared to 47 species identified last year.