Tiny tags added to monarchs with eyelash glue let anyone track the butterflies on their grand migration across North America
- Posted on September 21, 2026
- By Bing News
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- 1 min read
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Tiny tags added to monarchs with eyelash glue let anyone track the butterflies on their grand migration across North America
Dozens of monarchs are tagged on the move across Canada and parts of the northern U.S.
