33. RT Chesser, SM Billerman, KJ Burns, C Cicero, JL Dunn, BE Hernández-Baños, AW Kratter, IJ Lovette, NA Mason, PC Rasmussen, JV Remsen, DF Stotz, K Winker (2021). Sixty-second Supplement to the American Ornithological Society's Check-list of North American Birds. Ornithology 138: ukab037.
32. NA Mason (2021). Book Review: Bird is the Word: An Historical Perspective on the Names of North American Birds. Ornithology 138: ukab019.
31. AC Demery, KJ Burns, NA Mason (2021). Bill size, bill shape, and body size constrain bird song evolution on a macroevolutionary scale. Ornithology 138: ukab011.
30. C Cicero, NA Mason, RA Jiménez, DR Wait, CY Wang-Claypool, RCK Bowie, AW Kratter (2021). Integrative taxonomy and geographic sampling underlie successful species delimitation. Ornithology 138: ukab009.
29. RT Chesser, SM Billerman, KJ Burns, C Cicero, JL Dunn, AW Kratter, IJ Lovette, NA Mason, PC Rasmussen, JV Remsen, DF Stotz, K Winker (2021). Addendum to the Sixty-first Supplement to the American Ornithological Society’s Check-list of North American Birds. Ornithology 138: 1–1.
28. NA Mason, P Unitt, JP Sparks (2021). Agriculture induces isotopic shifts and niche contraction in Horned Larks (Eremophila alpestris) of the Colorado Desert. Journal of Ornithology 162: 381–393.
27. NA Mason, RCK Bowie (2020). Plumage patterns: Ecological functions, evolutionary origins, and advances in quantification. The Auk: Ornithological Advances 137: 1–29.
26. RT Chesser, SM Billerman, KJ Burns, C Cicero, JL Dunn, AW Kratter, IJ Lovette, NA Mason, PC Rasmussen, JV Remsen, DF Stotz, K Winker (2020). Sixty-first supplement to the American Ornithological Society's Check-list of North American Birds. The Auk: Ornithological Advances 137: 1–24.
25. C Cicero, NA Mason, LS Benedict, JD Rising (2020). Behavioral, morphological, and ecological trait evolution in two clades of New World Sparrows (Aimophila and Peucaea, Passerellidae). PeerJ 8: e9249.
24. NA Mason, NK Fletcher, B Gill, C Funk, K Zamudio (2020). Geographic sampling and isolation by distance impact coalescent-based species delimitation). Systematics and Biodiversity 18: 269–280.
23. NA Mason, P Pulgarin, CD Cadena, IJ Lovette (2020). De novo assembly of a high-quality reference genome for the Horned Lark (Eremophila alpestris). G3: Genes, Genomes, Genetics 10: 475–478.
22. NA Mason, R Brunner, MC Ballen, IJ Lovette (2018). Cognitive and social benefits among underrepresented first-year biology students in a field course: a qualitative case study of experiential learning in the Galápagos. Frontiers: International Journal of Study Abroad 30: 1–19.
21. JP Drury, JA Tobias, KJ Burns, NA Mason, AJ Shultz, H Morlon (2018). Contrasting impacts of competition on ecological and social trait evolution in songbirds. PLoS Biology 16: e2003563.
20. NA Mason, P Unitt (2018). Rapid phenotypic change in a native bird population following conversion of the Colorado Desert to agriculture. Journal of Avian Biology 49: e01507.
19. NA Mason, A Olvera-Vital, IJ Lovette, AG Navarro-Sigüenza (2018). Hidden endemism, deep polyphyly, and repeated dispersal across the Isthmus of Tehuantepec: Diversification of the white-collared seedeater complex (Sporophila torqueola). Ecology and Evolution 8: 1867–1881.
18. NR Goldberg, NA Mason (2017). Species Identification of Vagrant Empidonax Flycatchers in Northeastern North America Via Non-Invasive DNA Sequencing Northeastern Naturalist 24: 499–504.
17. MC Ballen, NA Mason (2017). Longitudinal analysis of a diversity support program in STEM: a national call for further assessment. BioScience 67: 367–373.
16. NA Mason, KJ Burns, N Seddon, J Tobias, S Claramunt, EP Derryberry (2017). Song evolution, speciation, and vocal learning in passerine birds. Evolution 124: 175–181.
15. NA Mason (2017). Effects of wind, ambient temperature, and sun position on damselfly flight activity and perch orientation. Animal Behaviour 124: 175–181.
14. R Ligon, R Simpson, NA Mason, G Hill, K McGraw (2016). Evolutionary innovation and diversification of carotenoid-based pigmentation in finches. Evolution 70: 2839–2852.
13. NA Mason, MW Butler, JC Owen (2016). Membership trends in the American Ornithologists’ Union and the evolving role of professional ornithological societies. The Auk: Ornithological Advances 133: 806–811.
12. K Zamudio, RC Bell, NA Mason (2016). Phenotypes in phylogeography: species’ traits, environmental variation, and vertebrate diversification. Proceedings of the National Academy of Sciences 113: 8041–8048.
11. KJ Burns, P Unitt, NA Mason (2016). A genus-level classification of the family Thraupidae (Class Aves: Order Passeriformes). Zootaxa 4088: 329–354.
10. DPL Toews, L Campagna, SA Taylor, CN Balakrishnan, DT Baldassarre, PE Deane-Coe, MG Harvey, DM Hooper, DE Irwin, CD Judy, NA Mason, JE McCormack, KG McCracken, CH Oliveros, RJ Safran, E Scordato, KF Styjewski, A Tigano, AJ Uy, B Winger (2016). Genomic approaches to understanding population divergence and speciation in birds. The Auk: Ornithological Advances 133: 13–30.
9. BG Freeman, NA Mason (2015). The geographic distribution of a tropical montane bird is limited by a tree: Acorn Woodpeckers (Melanerpes formicivorus) and Colombian Oaks (Quercus humboldtii) in the northern Andes. PLoS One 10: e0128675.
8. NA Mason, SA Taylor (2015). Differentially expressed genes match bill morphology and plumage despite largely undifferentiated genomes in a Holarctic songbird. Molecular Ecology 24: 3009–3025.
7. SS Barve, NA Mason (2015). Interspecific competition affects evolutionary links between cavity nesting, migration, and clutch size in Old World flycatchers (Muscicapdae). Ibis 157: 299–311.
6. NA Mason, KJ Burns (2015). The effect of habitat and body size on the evolution of vocal displays in the largest family of songbirds (Aves: Thraupidae). Biological Journal of the Linnean Society 114: 538–551.
5. BG Freeman, NA Mason (2014). New Guinean passerines have globally small clutch sizes. Emu 114: 304–308.
4. NA Mason, AJ Shultz, KJ Burns (2014). Elaborate visual and acoustic signals evolve independently in a large, phenotypically diverse radiation of songbirds. Proceedings of the Royal Society B 281: 20140967.
3. KJ Burns, AJ Shultz, PO Title, NA Mason, FK Barker, J Klicka, SM Lanyon, IJ Lovette (2014). Phylogenetics and diversification of tanagers (Passeriformes: Thraupidae), the largest radiation of Neotropical songbirds. Molecular Phylogenetics and Evolution 75: 41–77.
2. NA Mason, PO Title, C Cicero, KJ Burns, RCK Bowie (2014). Genetic variation among western populations of the Horned Lark (Eremophila alpestris) indicates recent colonization of the Channel Islands off southern California, mainland-bound dispersal, and postglacial range shifts. The Auk: Ornithological Advances 131: 139–555.
1. NA Mason, KJ Burns (2013). Molecular phylogenetics of the Neotropical seedeaters and seed-finches (Sporophila, Oryzoborus, Dolospingus). Ornitología Neotropical 24: 139–555.