Bihar’s Rajgir hills welcomes migratory birds from Europe, Central Asia
GS3Economy · S&T · Environment · Security· Biodiversity & conservation· Prelims·
Why in news
The Environment, Forest and Climate Change department reported a significant increase in bird species diversity in Rajgir hills, Bihar, highlighting its role as a winter refuge.
Background
Surveys conducted by the Environment, Forest and Climate Change department recorded 135 bird species in Rajgir hills as of December 2025. The area hosts over 100 species, including migratory birds from Europe and Central Asia.
Facts for Prelims
- EnvironmentIndian vultures and griffon vultures were identified as endangered species in the Rajgir wildlife sanctuary.
- EnvironmentEurasian Kestrel and Long-legged Buzzard are migratory raptors observed in the region.
- FactThe number of bird species in Rajgir hills increased significantly since February 2025.
- PlaceRajgir hills in Bihar serve as a winter refuge for migratory birds from Europe and Central Asia.
For Mains
Q. Discuss the ecological significance of migratory bird corridors and the importance of protecting winter refuges for biodiversity conservation in India.
Dimensions to cover in your answer
- Habitat connectivity: Importance of transboundary flyways for avian biodiversity conservation
- Conservation trade-offs: Balancing local ecological preservation with regional migratory patterns
Keywords: Biodiversity conservation · Migratory corridors · Winter refuge · Endangered species · Ecological significance
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