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Oregon Department of Fish & Wildlife: 4284_cliff_swallows_munsel_odfw
Oregon Department of Fish & Wildlife: cliff_swallow_clack_barnes_odfw
Oregon Department of Fish & Wildlife: 0078_cliff_swallow_mother_munsel_odfw
Oregon Department of Fish & Wildlife: 0364_tree_swallows_munsel_odfw
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Oregon Department of Fish & Wildlife: 4271_violet_green_swallow