• Researchers at the Indian Institute of Science (IISc.) in Bengaluru have found that logging and climate change pose a threat to montane birds.
• The team collected data from the Eaglenest Wildlife Sanctuary.

Tropical montane forests are unique ecosystems that can start at about 150-200 metre elevation, and reach up to 3,500 metre high up on mountains around the world. They are critical centres of biodiversity.

ABOUT EAGLENEST WILDLIFE SANCTUARY

• It is a protected area in Himalayan foothills located in west kameng district in Arunachal Pradesh.
• It is situated in the biodiversity hotspot of Eastern Himalayas.
• It is accessible even during monsoon season.
• A unique feature of this sanctuary is that within itself the entire elevational range is covered containing all habitats and species i.e Coniferous Temperate Forest, Coniferous Subtropical Forest, Broadleaf Subtropical Forest, Tropical Wet Evergreen and Semi-evergreen Forest
• Fauna–
  • It is home to over 500 bird species. E.g Blythe’s & Temincks tragopan, beautiful nuthatch, rufous necked hornbill, shortwings( lesser & white browed), wren babbler( wedge billed), Wards trogon etc.
  • It is also home for many species of amphibians, snakes & lizards, mammal species like Bengal Tiger,Clouded leopard, Red Panda, Arunachal Macaque, Gaur & endangered capped Langur.