Karine Aigner / Portrait of scientist Nathan Cooper holding radio-telemetry equipment to track Kirtland's warbler (Setophaga kirtlandii). Cat Island, Bahamas. April 2017.
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Karine Aigner / Kirtland's warbler (Setophaga kirtlandii) sitting in tree in Jack Pine habitat. Michigan, USA. July.
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Karine Aigner / Kirtland's warbler (Setophaga kirtlandii) male carrying food for young, Michigan, USA. July.
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Karine Aigner / Kirtland's warbler (Setophaga kirtlandii) sitting on Jack Pine carrying food for her young, Michigan, USA, July.
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Karine Aigner / Kirtland's warbler (Setophaga kirtlandii) male with nano tag, sitting on Jack pine collecting prey for young.
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Karine Aigner / Kirtland's warbler (Setophaga kirtlandii) female in jack pine carrying food for young. Michigan, USA, July.
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Karine Aigner / Kirtland's warbler (Setophaga kirtlandii) female in Jack pine habitat bringing food to her nest, Michigan, USA, July.
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Karine Aigner / Kirtland's warbler (Setophaga kirtlandii) nano tagged male sitting in Jack pine, Michigan, USA, July.
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Karine Aigner / Kirtland's warbler (Setophaga kirtlandii) male singing perched in Jack pine near nest. Michigan, USA, July.
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Karine Aigner / Map of Kirtland's warbler (Setophaga kirtlandii) nests drawn by researcher, in Jack pine forest habitat. Michigan, USA, July 2017.
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Karine Aigner / Portrait of a female Kirtland's warbler (Setophaga kirtlandii) a Jack pine tree. Michigan, USA, July 2017.
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Karine Aigner / Portrait of a female Kirtland's warbler (Setophaga kirtlandii) in Jack pine tree. Michigan, USA, July 2017.
