The National Wildlife Refuge System: Birders Leading the Way
10,000 Birds
MARCH 15, 2016
Virgin Islands , and the remote Pacific Ocean. The System also protects bison , bighorn sheep , panthers , elk , grizzly bears , manatees , and ocelots , among others. The combination is potent. There are approximately 560 NWRs managed by the U.S. As a result, NWRs contain virtually all habitats in the United States.
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