The ICARUS Initiative, short for International Cooperation for Animal Research Using Space, is an international effort to track the migratory patterns of small flying animals using radio transmitters. The project began in 2002 and the tracking system was installed on the International Space Station (ISS) in August 2018, switched on in July 2019, and began operations in September 2020. The director for the ICARUS project is Martin Wikelski, director of the in Radolfzell, Germany.