White-Bellied Heron (Ardea insignis)
Why in news?
The White-Bellied Heron (Ardea insignis), a critically endangered species, faces new threats from a 1,200-MW Kalai-II hydroelectric project in its key habitat in Arunachal Pradesh, India. Recent news highlights environmental concerns over this development, with fewer than 250 individuals estimated worldwide.​
Key Facts About the White-Bellied Heron
- Scientific name: Ardea insignis
- Other names: Imperial Heron, Great White-Bellied Heron
- Appearance: Large, stone-gray plumage with a white throat and belly; striking black-and-white contrast on wings in flight
- Size: Second-largest living heron species
- Habitat: Undisturbed rivers, wetlands, and mountain streams surrounded by mature forests
- Conservation status: Critically Endangered (IUCN Red List since 2007)
- Population: Estimated fewer than 250 mature individuals worldwide
Threats
- Habitat loss due to deforestation, agriculture, and hydropower projects (e.g., Kalai-II hydroelectric project in Arunachal Pradesh threatens its habitat)
- Human disturbance in fragile ecosystems
- Extremely limited distribution, making populations vulnerable to local changes
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