This is a very interesting article!
If you watch the video it shows where the tracking device is put on 2 parts of the birds body.
http://www.washingtonpost.com/wp-dyn/content/article/2009/02/12/AR2009021202139.html?hpid%3Dtopnews=AR
First Time Study Tracks Migratory Songbirds!!
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Bird ID maybe female redwing blackbird?
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last post by JulieQApr 20, 20251Apr 20, 2025