KATHRYN GRABENSTEIN

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    Black-capped chickadee leaving nest box.
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    emerging with shavings.jpg
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    Black-capped chickadee nest made with various man-made materials
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    Adult black-capped chickadee
    Mountain chickadee nestlings
    Mountain Research Station's woodshop
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    Newly hatched black-capped chickadees
    Our highest nestbox site at the Mountain Research Station; just over 11,000'
    Adult black-capped chickadee
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    Adult mountain chickadee
    Pygmy nuthatch nest
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    Centaurus High School student watching the clouds roll in at Niwot Ridge
    Inside the Mountain Research Station woodshop
    Pine Grosbeak
    Mounting nest boxes at 8,000'
    Leucistic mountain chickadee at the Mountain Research Station
    Lab affiliate: Olive
    Black-capped chickadees