The highest number of tourists may be visiting the “Queen of Hills” during the summer, but it attracts more winged visitors during the lean autumn season.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/survey-finds-20-more-bird-species
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/tribune-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/birds
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/migratory-species
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wildlife
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/shimla-d