Dynamic color communication P Hutton, BM Seymoure, KJ McGraw, RA Ligon, RK Simpson Current Opinion in Behavioral Sciences 6 (December 2015), 41-49, 2015 | 73 | 2015 |
Migration and the evolution of sexual dichromatism: evolutionary loss of female coloration with migration among wood-warblers RK Simpson, MA Johnson, TG Murphy Proceedings of the Royal Society B: Biological Sciences 282 (1809), 20150375, 2015 | 55 | 2015 |
It's not just what you have, but how you use it: solar‐positional and behavioural effects on hummingbird colour appearance during courtship RK Simpson, KJ McGraw Ecology Letters 21 (9), 1413-1422, 2018 | 39 | 2018 |
Evolutionary innovation and diversification of carotenoid-based pigmentation in finches RA Ligon, RK Simpson, NA Mason, GE Hill, KJ McGraw Evolution 70 (12), 2839-2852, 2016 | 33 | 2016 |
Two ways to display: male hummingbirds show different color-display tactics based on sun orientation RK Simpson, KJ McGraw Behavioral Ecology 29 (3), 637-648, 2018 | 30 | 2018 |
Exposure to artificial light at night increases innate immune activity during development in a precocial bird C Saini, P Hutton, S Gao, RK Simpson, M Giraudeau, T Sepp, E Webb, ... Comparative Biochemistry and Physiology Part A: Molecular & Integrative …, 2019 | 29 | 2019 |
Sympatry drives colour and song evolution in wood-warblers (Parulidae) RK Simpson, DR Wilson, AF Mistakidis, DJ Mennill, SM Doucet Proceedings of the Royal Society B 288 (1942), 20202804, 2021 | 24 | 2021 |
Body condition and poxvirus infection predict circulating glucose levels in a colorful songbird that inhabits urban and rural environments KJ McGraw, K Chou, A Bridge, HC McGraw, PR McGraw, RK Simpson Journal of Experimental Zoology Part A: Ecological and Integrative …, 2020 | 19 | 2020 |
Natural and sexual selection shape the evolution of colour and conspicuousness in North American wood-warblers (Parulidae) RK Simpson, AF Mistakidis, SM Doucet Biological Journal of the Linnean Society 130 (1), 89-100, 2020 | 19 | 2020 |
Same trait, different receiver response: unlike females, male American goldfinches do not signal status with bill colour TG Murphy, JA West, TT Pham, LM Cevallos, RK Simpson, KA Tarvin Animal Behaviour 93, 121-127, 2014 | 16 | 2014 |
The evolution of wood warbler flight calls: Species with similar migrations produce acoustically similar calls ZG Gayk, RK Simpson, DJ Mennill Evolution 75 (3), 719-730, 2021 | 12 | 2021 |
Multiple signaling in a variable environment: expression of song and color traits as a function of ambient sound and light RK Simpson, KJ McGraw Biotropica 50 (3), 531-540, 2018 | 11 | 2018 |
Experimental trait mismatches uncover specificity of evolutionary links between multiple signaling traits and their interactions in hummingbirds RK Simpson, KJ McGraw Evolution 73 (3), 436-451, 2019 | 9 | 2019 |
Interspecific covariation in courtship displays, iridescent plumage, solar orientation, and their interactions in hummingbirds RK Simpson, KJ McGraw The American Naturalist 194 (4), 441-454, 2019 | 7 | 2019 |
Dominant females have brighter ornamentation in a sexually dimorphic lekking species AD Earl, RK Simpson, JL Yorzinski Ethology 128 (1), 85-93, 2022 | 6 | 2022 |
Light at night reduces digestive efficiency of developing birds: an experiment with king quail T Sepp, E Webb, RK Simpson, M Giraudeau, KJ McGraw, P Hutton The Science of Nature 108, 1-10, 2021 | 6 | 2021 |
Divergence in plumage, voice, and morphology indicates speciation in Rufous-capped Warblers (Basileuterus rufifrons) AD Demko, JR Sosa-López, RK Simpson, SM Doucet, DJ Mennill The Auk 137 (3), ukaa029, 2020 | 6 | 2020 |
Courtship and territorial behaviors of three hummingbird species in Arizona RK Simpson Arizona Birds 2017, 1-7, 2017 | 4 | 2017 |
Feather morphological predictors of angle-dependent color changes in parrot plumage S Reed, RK Simpson, KJ McGraw Avian Biology Research 13 (4), 108-117, 2020 | 3 | 2020 |
The evolution of hummingbird coloration and courtship displays RK Simpson Arizona State University, 2018 | 2 | 2018 |