India, Nov. 27 -- Three radio-tagged Amur Falcons (Falco amurensis) have made a non-stop flight of 6,100 km from Manipur's Tamenglong district to Africa, crossing the Arabian sea, in less than a week's time, officials said.

"The speed of radio-tagged Amur falcons this year could be increased because of the favourable oceanic winds," said Kh Hitler, divisional forest officer (DFO) of the state's Tamenglong forest division.

Dr Suresh Kumar of the Wildlife Institute of India (WII) Dehradun has been monitoring the bird's migratory route.

Three satellite-tagged Amur Falcons,world's longest flying migratory birds called 'Apapang', 'Ahu' and 'Alang' named after a roosting site and two rivers- Barak and Irang in Manipur's Tamenglong district- ...