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There is another Swedish guy, Hans Forsberg, who trained Eurasian Magpies (also corvid family) to pick up litter. He has lots of videos on YouTube. https://www
by imartin2k 5y ago
There is another Swedish guy, Hans Forsberg, who trained Eurasian Magpies (also corvid family) to pick up litter. He has lots of videos on YouTube.
https://www.youtube.com/watch?v=zvmhl-E4QQ0 https://www.youtube.com/watch?v=zvmhl-E4QQ0