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Published on Sep 14, 2015
If thousands of fruit bats leave for their night flights, the sky darkens . For researchers led by Martin Wikelski from the Max Planck Institute for Ornithology, Radolzell, Germany, the sight of these swarms is a moving experience again and again. The scientists want to learn more about the life and the routes of African Straw-coloured fruit bat ( Eidolon helvum ). They equip the animals with transmitters to track them on their flights. The satellite - based positioning system Icarus will help researchers to explore animal migration .