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The monarchs are very mystical creatures, you know.

They arrive here on the day of the dead, which we celebrate here in Mexico.

A lot of indigenous people believe that it's the souls of their ancestors that are returning.

And it's very spiritual, basically.

You know, if you've been to the monarchs over a wintery site,

it's very special feeling to listen to their wings.

And to see the quantity of monarchs.

And when they come off the clusters and they fly to rehydrates,

it's extremely beautiful, you know.

Listening to the wings of a monarch butterfly, what a magical thought.

Jose Luis Alvarez is co-founder of Forests for Monarchs,

a butterfly protection project around the monarch butterfly biosphere reserve

in the Highland Lakes area of Michoac on Mexico.

And when he talks about listening to monarch wings,

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