Explanation:

Blue Bird Lake, Hisar is a resident and endangered migratory bird wetland habitat, lake and recreation area in the town of Hisar, in the Hisar district of Haryana State, India.
Among approximately 1,800 migratory bird species out of total 10,000 species of birds in the world, nearly 370 species migrate to India due to seasonal changes, including 175 long-distance migration species that use the Central Asian Flyway route,and among those some of these migratory birds species have been sighted nesting here during the winter,many of which are endangered species.

The lake is also leased out for the commercial fisheries by Fisheries Department of Government of Haryana.