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Monarch butterfly migration

Brian Keating talks about the many challenges faced by this fragile creature as the butterflies get ready to head north from Mexico.

You can follow the migration on the Annenberg Learner website.

Brian Keating in the middle of millions of Monarch butterflies in the Mexican highlands at their overwintering location.

Butterfly migration flying into trees 2013.jpgButterfly migration & Brian 2013.jpg

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