Publications
Peer-Reviewed Publications
56. Myers, B. M., Burns, K. J., Clark, C. J. and Brelsford, A. 2023. Sampling affects population genetic inference: a case study of the Allen's (Selasphorus sasin) and rufous hummingbird (Selasphorus rufus). Journal of Heredity, esad044. pdf
55. Clark, C. J. 2022. Invited commentary on 'intersexual social dominance mimicry drives female hummingbird polymorphism'. Proceedings B, https://doi.org/10.1098/rspb.2022.1700. pdf
54. Clark, C. J., Hutchinson, J. R. and Garland Jr, T. 2022. The inverse Krogh principle: all organisms are worthy of study. Physiological and Biochemical Zoology, 96(1), 1-16. pdf
53. Clark, C. J., Duncan, J. and Dougherty, R. 2022. Great Gray Owls hunting voles under snow hover to defeat an acoustic mirage. Proceedings of the Royal Society B, 289(1987), 20221164. pdf
52. Wilcox, S. C. and Clark, C. J. 2022. Sexual selection for flight performance in hummingbirds. Behavioral Ecology, 33(6), 1093-1106. pdf
51. Clark, C. J., Robinson, B. and Remsen Jr, J. V. 2022. Female plumage polymorphism is rare in hummingbirds. Journal of Ornithology, 163(3), 735-748. pdf
50. Johnson, K. E. and Clark, C. J. 2022. Costa's hummingbird has an extended sensitive phase of vocal learning. Animal Behaviour, 188, 75-84. pdf
49. Rico-Guevara, A., Echeverri-Mallarino, L. and Clark, C. J. 2022. Oh, snap! A within-wing sonation in black-tailed trainbearers. Journal of Experimental Biology, 225(8), jeb243219. pdf
48. Myers, B. M., Rankin, D. T., Burns, K. J., Brelsford, A. and Clark, C. J. 2022. k-mer analysis shows hybrid hummingbirds perform variable, transgressive courtship sequences. Animal Behaviour, 186, 67-84. pdf
47. LePiane, Krista and Clark, Chris. 2021. Quiet Flight, the leading edge comb, and their ecological correlates in owls (Strigiformes). Biological Journal of the Linnean Society, 135: 84-97. pdf
46. Myers, Brian M., Burns, K, Clark, C, and Brelsford, A. 2021. The population genetics of nonmigratory Allen’s Hummingbird (Selasphorus sasin sedentarius) following a recent mainland colonization. Ecology and Evolution, 11: 1850-1865. pdf
45. Hazlehurt, J. A. Rankin, D. T., Clark, C. J. McFrederick, Q. Rankin, E. 2021. Macroecological patterns of resource use in resident and migratory hummingbirds. Basic and Applied Ecology 51, 71-82. pdf
44. Clark, C. J. Rankin, D. R., and Rudeen, C. 2021. Banding data show hummingbirds have high rates of hybridization. Ornithology, ukab067 https://doi.org/10.1093/ornithology/ukab067. pdf
43. Clark, C. J. 2021. Ways that animal wings produce sound. Integrative and Comparative Biology, 61:696-709. pdf
42. Yvonne Lawrie, Thomas Shannon, Arturo Kirkconnell, Christopher Clark, Martin Collinson, Guy Kirwan. 2021. Systematic placement of the Bee Hummingbird (Mellisuga helenae) (Aves: Trochilidae) and potential consequences for nomenclature of the Mellisugini. Ornitologia Neotropical, 32: 45-50. pdf
41. Clark, C. J., and Mistick, E. A. 2020. Humming hummingbirds, insect flight tones, and a model of animal flight sound. Journal of Experimental Biology. DOI: 10.1242/jeb.214965. pdf
40. Valentina Gómez-Bahamón, Diego T Tuero, María Isabel Castaño, Alex E Jahn, John M. Bates, C. J. Clark. 2020. Sonations in Migratory and Non-migratory Fork-tailed Flycatchers (Tyrannus savana). Integrative Comparative Biology. DOI: 10.1093/icb/icaa115. pdf
39. LePiane, Krista and Clark, C. J. 2020. Evidence that the dorsal velvet of Barn Owl wing feathers decreases rubbing sounds during flapping flight. Integrative and Comparative Biology. DOI:10.1093/icb/icaa045. pdf
38. Niese, Robert L, Clark, C. J. and Tobalske, Bret W. 2020. Specialized feathers produce sonations during flight in Columbina ground doves. Integrative and Comparative Biology. doi: 10.1093/icb/icaa051. pdf
37. Clark, C. J., LePiane, Krista and Liu, Lori. 2020. Evolutionary and ecological correlates of quiet flight in nightbirds, hawks, falcons, and owls. Integrative Comparative Biology. doi.org/10.1093/icb/icaa039 . pdf
36. Johnson, K. E., Clark, C. J. 2020. Ontogeny of vocal learning in a hummingbird. Animal Behavior. 167, 139-150. DOI: 10.1016/j.anbehav.2020.07.010. pdf
35. Clark, C. J., Le Piane, K, and Liu, L. 2020. Evolution and ecology of silent flight in owls and other flying vertebrates. Integrative Organismal Biology. 2: 1-32. DOI: 10.1093/iob/obaa001. pdf
34. Clark, C. J. and Rankin, D. 2019. Subtle, pervasive genetic correlation between the sexes in the evolution of dimorphic hummingbird tail sexual ornaments. Evolution. https://doi.org/10.1111/evo.13881. pdf
33. Myers, B. M. Rankin, D., Burns, K., and Clark, C. J. 2019. Behavioral and morphological evidence of an Allen’s × Rufous Hummingbird (Selasphorus sasin × S. rufus) hybrid zone in southern Oregon and northern California. The Auk: Ornithological Advances, pp 1-24 DOI: 10.1093/auk/ukz049. pdf
32. Clark, C. J., Rankin, D, and Johnson, K. 2018 Female song in Costa's Hummingbird (Calypte costae). Wilson J. of Ornith, 130:987-992. pdf
31. Clark, C. J. 2018. Signal or cue? Locomotion-induced sounds and the evolution of communication. Anim. Behav. 143:83-91. pdf
30. Clark, C. J., and Mistick, E. A. 2018. Kinematic control of Allen's Hummingbird wing trill over a range of flight speeds. J. Exp. Biol., 221:. DOI: 10.1242/jeb.173625. pdf
29. Clark, C. J., and Mistick, E. A. 2018. Strategic acoustic control of a hummingbird courtship dive. Current Biology. 28: 1-8. 10.1016/j.cub.2018.03.021. pdf
28. Rankin, D, Clark, C. J. and Rankin, E. 2018. Hummingbirds use taste and touch to discriminate against nectar resources that contain Argentine ants. Behav. Ecol. Sociobiol. 72:44. DOI: 10.1007/s00265-018-2456-z. pdf
27. Clark, C. J., McGuire, J A. Bonaccorso, E, Berv, J. S. Prum, R. O. 2018. Complex coevolution of wing, tail, and vocal sounds of courting male bee hummingbirds. Evolution, 72: 630-646. pdf
26. Clark, C. J., Mountcastle, A. M., Mistick, E. A., Elias, D. O. 2017. Resonance frequencies of honeybee (Apis mellifera) wings. J. Exp. Biol., 220: 2697-2700. DOI: 10.1242/jeb.154609. pdf
26. Clark, C. J. 2017. eBird records show substantial growth of the Allen's Hummingbird (Selasphorus sasin sedentarius) population in urban Southern California. The Condor: Ornithological Applications. 119: 122-130. doi: 10.1650/CONDOR-16-153.1. pdf
24. Clark, C. J., Kirschel, A. N. G., Hadjioannou, L., and Prum, R. O. 2016. Smithornis broadbills produce loud wing song by aeroelastic flutter of inner primary wing feathers. J. Exp. Biol., 219: 1069-1075. pdf
23. Clark, C. J. and Prum, R. O. 2015. Aeroelastic flutter of feathers, flight, and the evolution of nonvocal communication in birds. J. Exp. Biol. 218: 3520-3527. doi:10.1242/jeb.126458. pdf Table S1 with post-publication updates
22. Feo, T. J., Musser, J., Berv, J. and Clark, C. J. 2015. Divergence in morphology, calls, song, mechanical sounds, and genetics supports species status for the Inaguan hummingbird (Trochilidae: Calliphlox "evelynae" lyrura). Auk, 132: 248-264. 10.1642/AUK-14-108.1. pdf
21. Clark, C. J. 2014. Harmonic hopping, and both punctuated and gradual evolution of acoustic characters in Selasphorus hummingbird tail feathers. PLOS ONE, 9: 10.1371/journal.pone.0093829 pdf
20. Clark, C. J., Elias, D. O., Girard, M. B. and Prum, R. O. 2013. Structural resonance and mode of flutter of hummingbird tail feathers. J. Exp Biol., 216: 3404-3413. pdf
19. Clark, C. J., Elias, D. O., and Prum, R. O. 2013. Hummingbird feather sounds are produced by aeroelastic flutter, not vortex-induced vibration. J. Exp Biol., 216: 3395-3403. pdf
18. Clark, C. J., Feo, T. J. and van Dongen, W. 2013. Sounds and courtship displays of the Peruvian Sheartail, Chilean Woodstar, Oasis Hummingbird, and a hybrid male Peruvian Sheartail × Chilean Woodstar. Condor, 115: 560-577. pdf
17. Clark, C. J. 2012. The role of power versus energy in courtship: what is the “energetic cost” of a courtship display? Anim. Behav., 84: 269-277. pdf
16. Clark, C. J., Feo, T. J., and Bryan, K. B. 2012. Courtship displays and sonations of a male hybrid Broad-tailed × Black-chinned Hummingbird (Selasphorus platycercus × Archilochus alexandri). Condor, 114: 329-340. pdf
15. Clark, C. J., Elias, D., and Prum, R. O. 2011. Aeroelastic flutter produces hummingbird feather songs. Science, 333: 1430-1433. pdf
14. Clark, C. J. 2011. Wing, tail, and vocal contributions to the complex signals of a courting Calliope Hummingbird. Curr. Zool, 57: 187-196. pdf
13. Clark, C. J., Feo, T. J. and Escalante, I. 2011. Courtship displays and natural history of the Scintillant (Selasphorus scintilla) and Volcano (S. flammula) hummingbirds. Wilson J. Ornith., 123: 218-228. pdf
12. Feo, T. J. and Clark, C. J. 2010. The displays and sonations of the Black-chinned Hummingbird (Trochilidae: Archilochus alexandri). Auk, 127: 787-796. pdf
11. Clark, C. J. 2010. Effects of tail length on an escape maneuver of the Red-billed Streamertail. J. Ornith., 152: 397-408. DOI: 10.1007/s10336-010-0550-8. pdf
10. Clark, C. J. and Dudley, R. 2010. Hovering and forward flight energetics in Anna’s and Allen’s Hummingbirds. Physiol. Biochem. Zool. 83: 654-662. DOI: 10.1086/653477. pdf
9. Brennan, P. L. R., Clark, C. J. and Prum, R. O. 2010. Explosive eversion and functional morphology of the waterfowl penis supports sexual conflict in genitalia. Proc. R. Soc. Lond. B, 277: 1309-1314. DOI: 10.1098/rspb.2009.2139. pdf
8. Clark, C. J. 2010. The evolution of tail shape in hummingbirds. Auk, 127: 44-56. pdf
7. Clark, C. J. and Feo, T. J.* 2010. Why do Calypte hummingbirds “sing” with both their tail and their syrinx? An apparent example of sexual sensory bias. Am. Nat., 175: 27-37. pdf
6. Clark, C. J. 2009. Courtship dives of Anna’s Hummingbird offer insights into flight performance limits. Proc. R. Soc. Lond. B. 276: 3047-3052. pdf
5. Clark, C. J. and Dudley, R. 2009. Flight costs of long, sexually selected tails in hummingbirds. Proc. R. Soc. Lond. B. 276: 2109-2115. pdf
4. Clark, C. J. 2008. Fluttering wing feathers produce the flight sounds of male streamertail hummingbirds. Biology Letters, 4: 341-344. pdf
3. Clark, C. J. and Feo, T. J. 2008. The Anna’s Hummingbird chirps with its tail: a new mechanism of sonation in birds. Proc. R. Soc. Lond. B. 275: 955-962. pdf
2. Tobalske, B. W., Warrick, D. R., Clark, C. J., Powers, D. R., Hedrick, T. L., Hyder, G. & Biewener, A. A. 2007. Three-dimensional kinematics of hummingbird flight. J. Exp. Biol., 210: 2368-2382. pdf
1. Clark, C. J. 2006. Observations on the Vervain Hummingbird’s (Mellisuga minima) display dive and territorial behavior. Ornitologia Neotropical 17: 403-408. pdf
Other Publications
Clark, C. J., and Jaworski, J. 2020. Introduction to the symposium: Bio-inspiration of quiet flight of owls and other flying animals: recent advances and unanswered questions. Integrative Comparative Biology. DOI: 10.1093/icb/icaa128. pdf
Clark, C. J. 2016. Locomotion-Induced Sounds and Sonations: Mechanisms, Communication Function, and Relationship with Behavior. In Vertebrate Sound Production and Acoustic Communication (Suthers, R., and Fitch, T., eds.). Springer Handbook of Auditory Research, 53: 83-117. pdf
Clark, C. J. 2013. Peruvian Sheartail (Thaumastura cora Lesson and Garnot). Neotropical Birds Online (T. S. Schulenberg, Ed.). Cornell Lab of Ornithology, Ithaca, NY. Read it here
Clark, C. J. and Mitchell, D. 2013. Allen’s Hummingbird (Selasphorus sasin). The Birds of North America # 501 (Alan Poole, Ed.). Cornell Lab of Ornithology, Ithaca, NY. Read it here
Clark, C. J., and Russell, S. M. 2012. Anna’s Hummingbird (Calypte anna). The Birds of North America # 226 (Alan Poole, Ed.). Cornell Lab of Ornithology, Ithaca, NY. Read it here
Clark, C. J. 2011. Scintillant Hummingbird (Selasphorus scintilla Gould), Neotropical Birds Online (T. S. Schulenberg, Ed.). Ithaca: Cornell Lab of Ornithology, Ithaca, NY. Read it here
Clark, C. J. 2009. Vervain Hummingbird (Mellisuga minima Linnaeus), Neotropical Birds Online (T. S. Schulenberg, Ed.). Cornell Lab of Ornithology, Ithaca, NY. Read it here
Altshuler, D. L., and Clark, C. J. 2003. Darwin’s Hummingbirds [Perspective]. Science, 300: 588-589. pdf