White-throated Swift Migration

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Christy P

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Apr 25, 2017, 3:46:03 PM4/25/17

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At White Ranch Open Space in Golden there is currently about 500-600 White-throated Swifts hugging the foothills. All are headed almost due north and probably less than 1% are even looping around. There was a kettle of about 10 Broad-winged Hawks about an hour ago, also.