I conduct ornithological research and field-based conservation biology for leading non-profits, universities, and research consultancies.

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I write. My popular science writing has appeared online and in print at Mongabay, The Atlantic, Hakai Magazine, and Audubon Magazine.

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Scientific Publications

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Gregg J, Londoño G. "First Description of the Nest and Breeding Behaviour of the Scarlet-and-White Tanager (Chrysothlypis salmoni) from the Colombian Chocó". 2021. Wilson Journal of Ornithology 133(4): 676–682.

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Gregg J, Boersma J, Nason D. "A Survey of the Montane Avifauna of Fergusson Island, Milne Bay Province, Papua New Guinea," 2020. The Bulletin of the British Ornithologists’ Club 140(3): 309-320.

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Grants & Awards

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American Bird Conservancy, Lost Bird Initiative. 2022.

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     Ornithological Society of the Middle East, Conservation Fund. 2020.

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