Bundala National Park that had once been one of the main tourist attractions in the South is today in a deteriorated state due to human activities. It is the final destination of the flocks of migratory birds from the northern hemisphere during winter.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/birds-flee-humans-invade-bundala-national-park
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/daily-mirror-sri-lanka
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/birds
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/migratory-species
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/national-parks
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biodiversity
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/plant-biodiversity
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sri-lanka