All of the sources that the authors consulted in preparing this chapter, as well as many of the sources from previous editions.
Benton MJ. 2014. How birds became birds. Science 345:508-509. http://science.sciencemag.org/content/345/6196/508
Benton MJ. 2015. Exploring macroevolution using modern and fossil data. Proceedings of the Royal Society B 282:20150569. http://rspb.royalsocietypublishing.org/content/282/1810/20150569
Bhattacharjee MJ and 6 others. 2016. Regulatory divergence among beta-keratin genes during bird evolution. Molecular Biology and Evolution 33:2769–2780. https://doi.org/10.1093/molbev/msw165
Bhullar B-AS and 6 others. 2012. Birds have paedomorphic dinosaur skulls. Nature 487:223-226. https://www.nature.com/articles/nature11146
Bono RK, Clakre J, Tarduno JA, Brinkman D. 2016. A large ornithurine Bird (Tingmiatornis arctica) from the Turonian High Arctic: Climatic and evolutionary implications. Scientific Reports 6:38876. http://www.nature.com/articles/srep38876
Botelho JF and 5 others. 2016. Molecular development of fibular reduction in birds and its evolution from dinosaurs. Evolution 70:543-554. https://doi.org/10.1111/evo.12882
Brown JW, Rest JS, García-Moreno J, Sorenson MD, Mindell DP. 2008. Strong mitochondrial DNA support for a Cretaceous origin of modern avian lineages. BMC Biology 6:6. https://doi.org/10.1186/1741-7007-6-6
Clarke JA, Tambussi CP, Noriega JI, Erickson GM, Ketcham RA. 2005. Definitive fossil evidence for the extant avian radiation in the Cretaceous. Nature 433:305-308. https://www.nature.com/articles/nature03150
Dial KP. 2003. Wing-assisted incline running and the evolution of flight. Science 299:402-404. http://science.sciencemag.org/content/299/5605/402
Dudley R and 5 others. 2007. Gliding and the functional origins of flight: biomechanical novelty or necessity? Annual Review of Ecology, Evolution, and Systematics 38:179-201. https://www.annualreviews.org/doi/abs/10.1146/annurev.ecolsys.37.091305.110014
Dyke GJ, Van Tuinen M. 2004. The evolutionary radiation of modern birds (Neornithes) reconciling molecules, morphology and the fossil record. Zoological Journal of the Linnean Society 141:153–177. https://doi.org/10.1111/j.1096-3642.2004.00118.x
Eriksson O, Friis EM, Löfgren. 2000. Seed size, fruit size, and dispersal systems in angiosperms from the Early Cretaceous to the Late Tertiary. The American Naturalist 156:47-58. https://doi.org/10.1086/303367
Fastovsky DE, Weishampel DB. 2016. Dinosaurs: A Concise Natural History. 3rd ed. Cambridge University Press, Cambridge, UK.
Funston GF, Currie PJ, Tsogtbaatar C. 2017. A new oviraptorid (Dinosauria-Theropoda) provides a rare glimpse into social behaviour in dinosaurs. Murray AM, Holmes RB (eds.) 5th Annual Meeting Canadian Society of Vertebrate Palaeontology, p. 22. DOI 10.18435/B5S3D
Godfroit P and 7 others. 2014. A Jurassic ornithischian dinosaur from Siberia with both feathers and scales. Science 345:451-455. http://science.sciencemag.org/content/345/6195/451
Heers AM, Dial KP. 2015. From extant to extinct: locomotor ontogeny and the evolution of avian flight. Trends in Ecology and Evolution 27:296-305. https://doi.org/10.1016/j.tree.2011.12.003
Hutchison et al. 2011. A computational analysis of limb and body dimensions in Tyrannosaurus rex with implications for locomotion, ontogeny, and growth. PLoS ONE 6(10): e26037. doi:10.1371/journal.pone.0026037
Huxley TH. 1867. On the classification of birds; and on the taxonomic value of the modifications of certain of the cranial bones observable in that class. Proceedings of the Zoological Society of London 1867: 415–472.
Knoll F and 13 others. 2018. A diminutive perinate European Enantiornithes reveals an asynchronous ossification pattern in early birds. Nature Communications 9:937. doi: 10.1038/s41467-018-03295-9
Larson DQ, Brown CM, Evans DC. 2016. Dental disparity and ecological stability in bird-like dinosaurs prior to the End-Cretaceous mass extinction. Current Biology 26:1-9. https://doi.org/10.1016/j.cub.2016.03.039
Lee MSY. Can A, Naish D, Dyke GJ. 2014. Sustained miniaturization and anatomical innovation in the dinosaurian ancestors of birds. Science 345:562-566. http://science.sciencemag.org/content/345/6196/562
Li Q and 8 others. 2010. Plumage color patterns of an extinct dinosaur. Science 327:1369-1372. http://science.sciencemag.org/content/327/5971/1369
Li Z, Zhou Z, Wang M, Clarke JA. 2014. A new specimen of large-bodied basal enantiornithine Bohaiornis from the Early Cretaceous of China and the inference of feeding ecology in Mesozoic birds. Journal of Paleontology 88:99-108. https://doi.org/10.1666/13-052
Lindgren J and 10 others. 2015. Interpreting melanin-based coloration through deep time: a critical review. Proceedings of the Royal Society B 282: 20150614. http://rspb.royalsocietypublishing.org/lookup/doi/10.1098/rspb.2015.0614
Lindgren J. 2016. Fossil pigments. Current Biology 26:R445-R460. http://linkinghub.elsevier.com/retrieve/pii/S0960982216300057
Lingham-Soliar T, Feduccia A, Wang X. 2007. A new Chinese specimen indicates that ‘protofeathers’ in the Early Cretaceous theropod dinosaur Sinosauropteryx are degraded collagen fibres. Proceedings of the Royal Society B 274:1823-1829. http://rspb.royalsocietypublishing.org/content/274/1620/1823.short
Lingham-Soliar T. 2012. The evolution of the feather: Sinosauropteryx, life, death and preservation of an alleged feathered dinosaur. Journal of Ornithology 153:699-711. https://doi.org/10.1007/s10336-011-0787-x
Mayr G, Peters DS, Plodowski G, Vogel O. 2002. Bristle-like integumentary structures at the tail of the horned dinosaur Psittacosaurus. Naturwissenschaften 89:361-365. https://doi.org/10.1007/s00114-002-0339-6
Mayr G. 2014. The origins of crown group birds: molecules and fossils. Paleontology 57:231-242. https://doi.org/10.1111/pala.12103
McKellar RC, Chatterton BDE, Wolfe AP, Currie PJ. 2011. A diverse assemblage of Late Cretaceous dinosaur and bird feathers from Canadian amber. Science 333:1619-1622. http://science.sciencemag.org/content/333/6049/1619
Moyer AE and 6 others. 2014. Melanosomes or microbes: Testing an alternative hypothesis for the origin of microbodies in fossil feathers. Scientific Reports 4:4233. https://www.nature.com/articles/srep04233
Nudds RL, Dyke GJ. 2009. Forelimb posture in dinosaurs and the evolution of the avian flapping flight-stroke. Evolution 63:994-1002. https://doi.org/10.1111/j.1558-5646.2009.00613.x
Pacheco MA and 5 others. 2008. Evolution of modern birds revealed by mitogenomics: timing the radiation and origin of major orders. Molecular Biology and Evolution 28:1927-1942. https://doi.org/10.1093/molbev/msr014
Pan Y and 9 others. 2016. Molecular evidence of keratin and melanosomes in feathers of the Early Cretaceous bird Eoconfuciusornis. Proceedings of the National Academy of Sciences, USA 113:E7900–E7907. https://doi.org/10.1073/pnas.1617168113
Prum RO. 2008. Who’s your daddy? Science 322:1799-1800. http://www.sciencemag.org/cgi/doi/10.1126/science.1168808
Sato T, Cheng Y-n, Wu X-c, Zelenitsky DK, Hsiao Y-f. 2005. A pair of shelled eggs inside a female dinosaur. Science 308:375. http://science.sciencemag.org/content/308/5720/375
Schweitzer MH and 6 others. 1999. Beta-keratin specific immunological reactivity in feather-like structures of the Cretaceous alvarezsaurid, Shuvuuia deserti. Journal of Experimental Zoology 285:146-157.
Schweitzer MH, Lindgren J, Moyer AE. 2015. Melanosomes and ancient coloration re-examined: A response to Vinther 2015. Bioessays 37:1174-1183. https://doi.org/10.1002/bies.201500061
Senter P. 2006. Scapular orientation in theropods and basal birds, and the origin of flapping flight. Acta Palaeontologia Polonica 51:305–313. http://app.pan.pl/acta51/app51−305.pdf
Sullivan C, Hone DWE,Xu X, Zhang F. 2010. The asymmetry of the carpal joint and the evolution of wing folding in maniraptoran theropod dinosaurs. Proceedings of the Royal Society B 277:2027-2033. http://rspb.royalsocietypublishing.org/content/early/2010/02/24/rspb.2009.2281.short
Tullberg BS, Ah-King M, Temrin H. 2002. Phylogenetic reconstruction of parental–care systems in the ancestors of birds. Philosophical Transactions of the Royal Society of London B. 357:251-257. http://rstb.royalsocietypublishing.org/content/357/1419/251
Tuner AH, Pol D, Clarke JA, Erickson GM, Norell MA. 2007. A basal dromaeosaurid and size evolution preceding avian flight. Science 317:1378-1381. http://science.sciencemag.org/content/317/5843/1378
Varracchio DJ and 5 others. 2008. Avian paternal care had dinosaur origin. Science 322:1826-1828. http://science.sciencemag.org/content/322/5909/1826
Varracchio DJ, Jackson F, Borkowski JJ, Horner JR. 1997. Nest and egg clutches of the dinosaur Troodon formosus and the evolution of avian reproductive traits. Nature 385:247-250. https://www.nature.com/articles/385247a0
Vinther J. 2015. A guide to the field of palaeo colour. Bioessays 37: 643–656. https://doi.org/10.1002/bies.201500018
Wang X and 6 others. 2017. Basal paravian functional anatomy illuminated by high-detail body outline. Nature Communications 8:14576. http://www.nature.com/ncomms/2017/170228/ncomms14576/full/ncomms14576.html
Wiemann J and 7 others. 2017. Dinosaur origin of egg color: oviraptors laid blue-green eggs. PeerJ 5:e3706. https://peerj.com/articles/3706
Witmer LM. 2009. Dinosaurs: Fuzzy origin of feathers. Nature 458:293-295. http://www.nature.com/nature/journal/v458/n7236/full/458293a.html
Xing L and 12 others. 2016. Mummified precocial bird wings in mid-Cretaceous Burmese amber. Nature Communications 7:12089 https://www.nature.com/articles/ncomms12089
Xing L and 13 others. 2016. A feathered dinosaur tail with primitive plumage trapped in mid-Cretaceous Amber. Current Biology 26:3352-3360. http://dx.doi.org/10.1016/j.cub.2016.10.008
Xu X and 6 others. 2014. An integrative approach to understanding bird origins. Science 346:1341- http://science.sciencemag.org/content/346/6215/1253293
Xu X and 8 others. 2012. A gigantic feathered dinosaur from the Lower Cretaceous of China. Nature 484:92-95. https://www.nature.com/articles/nature10906
Zelenitsky DK and 6 others. 2012. Feathered non-avian dinosaurs from North America provide insight into wing origins. Science 338:510-514. http://www.sciencemag.org/cgi/doi/10.1126/science.1225376
Zhang F and 7 others. 2010. Fossilized melanosomes and the colour of Cretaceous dinosaurs and birds. Nature 463:1075-1078. https://www.nature.com/articles/nature08740
Zheng X-T, You H-L, Xu X, Dong Z-M. 2009. An Early Cretaceous heterodontosaurid dinosaur with filamentous integumentary structures. Nature 458:333-336. https://www.nature.com/articles/nature07856