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  • Monarch Caterpillar on Milkweed

    Mmmm, Milkweed!

    Keep an eye out for emerging milkweed. This is the only plant monarch caterpillars will eat, so consider this while planning your garden!

    Milkweed Seed Finder

About the NWRS

National Wildlife Refuge System

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The National Wildlife Refuge System, within the U.S. Fish and Wildlife Service, manages a national network of lands and waters set aside to conserve America’s fish, wildlife, and plants.

Learn more about the NWRS  

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Page Photo Credits — All photos courtesy of USFWS unless otherwise noted.
Last Updated: Apr 18, 2015
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