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Chris He - 2013: ruby-throated hummingbird-2
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Chris He - 2013: ruby-throated hummingbird-4
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Chris He - 2013: ruby-throated hummingbird-8
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Chris He - 2013: ruby-throated hummingbird-11
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Chris He - 2013: making calls
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Chris He - 2013: hummingbird visiting monarda flowers