NCR has recorded a drop in overall bird species on the Big Bird Day recently — an annual birding event across the region where birders set out to record different species with 238 species counted t
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/big-bird-day-records-number-bird-species-down-238-268
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/birds
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/delhi
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sanctuaries
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/migratory-species
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/okhala-sa