An estimated 60 million to 1 billion Monarch butterflies migrate annually from the Rocky Mountains to the Monarch Butterfly Biosphere Reserve located in Michoacan, Mexico.
Showing posts with label rocky mountains. Show all posts
Showing posts with label rocky mountains. Show all posts
Thursday, January 19, 2012
One Billion Monarch Migration
An estimated 60 million to 1 billion Monarch butterflies migrate annually from the Rocky Mountains to the Monarch Butterfly Biosphere Reserve located in Michoacan, Mexico.
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