The National Wildlife Refuge System: Birders Leading the Way
10,000 Birds
MARCH 15, 2016
For comparison , the System is much smaller than the Bureau of Land Management (about 247 million) and the Forest Service (192 million), but slightly larger than the National Park Service (80 million). Farallon NWR , a group of islands near San Francisco, hosts the largest colonies of breeding seabirds south of Alaska.
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