Search Results - "Marek, Ryan D."

The neck as a keystone structure in avian macroevolution and mosaicism by Marek, Ryan D, Felice, Ryan N

“…Abstract Background The origin of birds from non-avian theropod dinosaur ancestors required a comprehensive restructuring of the body plan to enable the…”
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Evolutionary versatility of the avian neck by Marek, Ryan D, Falkingham, Peter L, Benson, Roger B J, Gardiner, James D, Maddox, Thomas W, Bates, Karl T

“…Bird necks display unparalleled levels of morphological diversity compared to other vertebrates, yet it is unclear what factors have structured this variation…”
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Decoupling body shape and mass distribution in birds and their dinosaurian ancestors by Macaulay, Sophie, Hoehfurtner, Tatjana, Cross, Samuel R. R., Marek, Ryan D., Hutchinson, John R., Schachner, Emma R., Maher, Alice E., Bates, Karl T.

“…It is accepted that non-avian theropod dinosaurs, with their long muscular tails and small forelimbs, had a centre-of-mass close to the hip, while extant…”
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A surrogate forelimb: Evolution, function and development of the avian cervical spine by Marek, Ryan D.

“…Abstract The neck is a critical portion of the avian spine, one that works in tandem with the beak to act as a surrogate forelimb and allows birds to…”
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The skull and endocranium of a Lower Jurassic ichthyosaur based on digital reconstructions by Marek, Ryan D., Moon, Benjamin C., Williams, Matt, Benton, Michael J., Rahman, Imran

“…Even after 200 years of study, some details of the cranial anatomy of ichthyosaurs, one of the most successful groups of marine vertebrates in the Mesozoic,…”
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