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Transmitters show monarch butterflies heading south. How to watch
Detroit Free Press

Transmitters show monarch butterflies heading south. How to watch

Conservation groups have fitted hundreds of monarch butterflies with tiny trackers. And you can watch them travel in real time.

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Transmitters show monarch butterflies heading south. How to watch is one of our current travel picks. Conservation groups have fitted hundreds of monarch butterflies with tiny trackers. And you can watch them travel in real time.