| White-crowned Sparrows are uncommon within the refuge between Fall and Spring. |
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| Headquarters Area, 2008-03-04, Canon 40D, EF 100-400mm f/4.5-5.6L IS USM |
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| Headquarters Area, 2008-03-04, Canon 40D, EF 100-400mm f/4.5-5.6L IS USM |
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| Headquarters Area, 2004-10-17, Canon 40D, EF 100-400mm f/4.5-5.6L IS USM |
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| Headquarters Area, 2004-10-17, Canon 40D, EF 100-400mm f/4.5-5.6L IS USM |
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| Headquarters Area, 2004-10-17, Canon 40D, EF 100-400mm f/4.5-5.6L IS USM |