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PRELIMS BOOSTERS – 2018: Indian roller (Indian blue roller, northern roller and southern blue roller) and BirdLife International 






Indian roller (Indian blue roller, northern roller and southern blue roller) and BirdLife International 


Indian roller (Indian blue roller, northern roller and southern blue roller)

  1. Least Concern (LC) — IUCN Red ListIndian roller
  2. Neelkant — throat and upper breast are purple in color
  3. state bird of Andhra Pradesh, Odisha, Karnataka and Telangana
  4. Range — widely across tropical Asia from Iraq eastward across the Indian Subcontinentto Indochina 


  1. Best known for the aerobatic displays of the male during the breeding season
  2. Habitat — lowland regions below 1,200 metres, and prefers open cultivated areas or light deciduous forest
  3. Cultural significance:
  • Said to be sacred to Vishnu – hence caught and released during festivals such as Dusseraor the last day of Durga Puja.
  • The Adding its chopped feathers to grass and feeding them to cows was believed to increase their milk yield


 BirdLife International 

  1. Former name — International Council for Bird Preservation
  2. Formation — 1922
  3. Type – INGO ( international not-for-profit, non-governmental organisation)
  4. Headquarters — Cambridge, United Kingdom
  5. global partnership of conservation organisations that strives to conserve birds, their habitats and global biodiversity, working with people towards sustainability in the use of natural resources
  6. It is the world’s largest partnership of conservation organisations,
  7. Official listing authority for birds for the World Conservation Union’s Red List of threatened species


  1. Regional work: BirdLife International has conservation work programmes in the following parts of the world, which it describes as “regions” – Africa, the Americas, Asia, Europe and Central Asia, the Middle East and the Pacific


  1. BirdLife partnership has 6 Regional BirdLife Coordination Offices throughout the world and a Global Office in Cambridge, UK – together known as “The BirdLife International Secretariat”. The Secretariat co-ordinate and facilitate the BirdLife International strategies, programmers and policies.


  1. Important Bird and Biodiversity Area(IBA) –area identified using an internationally agreed set of criteria as being globally important for the conservation of bird populations. Criteria are
  • A1. Globally threatened species — hold a population of a species categorized by the IUCN Red List as Critically Endangered, Endangered or Vulnerable.
  • A2. Restricted-range specie
  • A3. Biome-restricted species — adequate representation of all species restricted to a given biome, both across the biome as a whole and for all of its species in each range state.
  • A4. Congregation