Features

  • Monarchs roosting at Minnesota Valley NWR by Mara Koenig/USFWS

    Overwintering Monarchs to Leave Soon

    Monarchs resting in their wintering grounds in Mexico will start moving north soon. By late May/June they should be reach Canada.

    Report Your Sightings

  • Big Stone

    Big Stone National Wildlife Refuge

    The Northern Tallgrass Prairie is managed by Big Stone National Wildlife Refuge.

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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