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Keith Olstad: Hoar frost in Sax Zim Bog; Cotton, MN
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Keith Olstad: Evening Grosbeak, male; Mary Lou's feeders, Sax Zim Bog; Cotton, MN
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Keith Olstad: Evening Grosbeak, male; Mary Lou's feeders, Sax Zim Bog; Cotton, MN
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Keith Olstad: Evening Grosbeak, male; Mary Lou's feeders, Sax Zim Bog; Cotton, MN
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Keith Olstad: Evening Grosbeak, male; Mary Lou's feeders, Sax Zim Bog; Cotton, MN
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Keith Olstad: Evening Grosbeak, male; Mary Lou's feeders, Sax Zim Bog; Cotton, MN
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Keith Olstad: Evening Grosbeak, female or juvenile; Mary Lou's feeders, Sax Zim Bog; Cotton, MN
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Keith Olstad: Pine Grosbeak, male; Admiral Road feeders, Sax Zim Bog, Cotton, MN
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Keith Olstad: Pine Grosbeak, male; Admiral Road feeders, Sax Zim Bog, Cotton, MN
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Keith Olstad: Pine Grosbeak, female; Admiral Road feeders, Sax Zim Bog, Cotton, MN
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Keith Olstad: Hairy Woodpecker, female; Admiral Road feeders, Sax Zim Bog, Cotton, MN
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Keith Olstad: Hairy Woodpecker, female; Admiral Road feeders, Sax Zim Bog, Cotton, MN
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Keith Olstad: Blue Jay; Admiral Road feeders, Sax Zim Bog, Cotton, MN
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Keith Olstad: Blue Jay; Admiral Road feeders, Sax Zim Bog, Cotton, MN
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Keith Olstad: Black-capped Chickadee; Winterberry Boardwalk, Sax Zim Bog, Cotton, MN
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Keith Olstad: Brown Creeper; Winterberry Boardwalk, Sax Zim Bog, Cotton, MN
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Keith Olstad: Black-backed Woodpecker, female; Winterberry Boardwalk, Sax Zim Bog, Cotton, MN
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Keith Olstad: Black-backed Woodpecker, female; Winterberry Boardwalk, Sax Zim Bog, Cotton, MN
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Keith Olstad: Boreal Chickadee; Warren Woessner Boardwalk, Nelson Bog, Sax Zim Bog, Cotton, MN
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Keith Olstad: Red-breasted Nuthatch, male; Warren Woessner Boardwalk, Nelson Bog, Sax Zim Bog, Cotton, MN
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Keith Olstad: Red-breasted Nuthatch, female; Warren Woessner Boardwalk, Nelson Bog, Sax Zim Bog, Cotton, MN
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Keith Olstad: Great Gray Owl; Owl Avenue north of Overton, Sax Zim Bog, Cotton, MN
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Keith Olstad: Great Gray Owl; Owl Avenue north of Overton, Sax Zim Bog, Cotton, MN
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Keith Olstad: Great Gray Owl; Owl Avenue north of Overton, Sax Zim Bog, Cotton, MN
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Keith Olstad: Great Gray Owl; Owl Avenue north of Overton, Sax Zim Bog, Cotton, MN
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Keith Olstad: Great Gray Owl; Owl Avenue north of Overton, Sax Zim Bog, Cotton, MN
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Keith Olstad: Great Gray Owl; Owl Avenue north of Overton, Sax Zim Bog, Cotton, MN
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Keith Olstad: Great Gray Owl; Owl Avenue north of Overton, Sax Zim Bog, Cotton, MN
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Keith Olstad: Great Gray Owl; Owl Avenue north of Overton, Sax Zim Bog, Cotton, MN
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Keith Olstad: Great Gray Owl; Owl Avenue north of Overton, Sax Zim Bog, Cotton, MN