A Monarch butterfly sits on a tree trunk at the Sierra Chincua Sanctuary in the mountains of Mexico's Michoacan state.
A Monarch butterfly sits on a tree trunk at the Sierra Chincua Sanctuary in the mountains of Mexico's Michoacan state. ASSOCIATED PRESS
A Monarch butterfly sits on a tree trunk at the Sierra Chincua Sanctuary in the mountains of Mexico's Michoacan state. ASSOCIATED PRESS

World

February 20, 2014 12:35 PM

Saving the monarch butterfly

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