Bugs That Rule the World

The Epic Migration of Monarch Butterflies

In one of the most singular migratory events in the animal world, monarch butterflies spend their winters in the fir forests of Michoacan, Mexico. It takes multiple generations to make this trip, and when the monarchs arrive they completely cover the fir trees of the high altitude forests. Conservationist Homero Gonzalez describes the meaning of these monarchs to the local culture.

The Epic Migration of Monarch Butterflies

4m 58s

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