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Category Archives: dinosaur evolution
Brussatte’s Pseudoscience in Science 2017
Brussatte continues to occupy a position supposed to be used by a scientist, and has been allowed to write yet another piece of rubbish in Science. He’s commented further on it in Phys.org. What a mess. To understand the evolution … Continue reading
The Dinosaur Wore Bubblewrap – Duane Nash’s brilliant SIGIL idea
The most frightening dinosaur fossil I ever saw was the South American sauropod hatchling with its hairless skin. All it had was nodules … but because its ancestors were obligate bipeds, they must have been warm-blooded… and therefore presumably the … Continue reading
On Mickey Mortimer’s Chilesaurus “Hmmm”
Dinosaurs that make you go “Hmmm”… MM has found the extreme instability of cladistic placements for something called Chilesaurus, intriguing. He seems to be thinking: if its place in the tree is so all over the place, how can you … Continue reading
Posted in dinosaur evolution, The Secret Dinobird Story
Tagged Chilesaurus, Mickey Mortimer
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Yi qi Solved. Gee and Padian Judged.
What happens if you can’t deal with scientific novelty, but you’re paid to pretend you can… and then a big lump drops on you? At the end we’ll see what Henry Gee and Kevin Padian managed to do, without their making … Continue reading
Posted in Bird evolution, dinosaur evolution, Philosophy of science, The Secret Dinobird Story
Tagged Anchiornis, Archaeopteryx, centre of gravity, centre of lift, centre of mass, centre of pressure, Confuciusornis, Epidendrosaurus, Epidexipteryx, Henry Gee, Hermeans, Kevin Padian, Kulindadromeus, Longisquama, Megalancosaurus, ninchengensis, peer review, Praeornis, Protoavis, Sanker Chatterjee, Scansoriopteryx, styliform element, swallow tailed birds, unicorns, Xiaotingia, Yi qi
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On Heers’ inclined plane work on evolution of birds and their flight, and further comments
Audobon posted on Heers’ work rationalising the Inclined Plane theory of the evolution of bird flight – a version of the “Ground up” theory, which is physically impossible and not surprisingly shows no signs of being recapitulated to any extent … Continue reading
Posted in Bird evolution, dinosaur evolution, Philosophy of science, The Secret Dinobird Story, Uncategorized
Tagged Ashley Heers, cladograms, Darrwen Naish, dinobird palaeontologists, Drunk Driver fallacy, Evidence Based paradigm, Felsenstein 2004, groupism, Inclined Plane, kenneth Dial, Sarepedon, Sciencepolice-14 rules
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Comments on Carl Zimmer’s reporting of feather evolution
I posted Feather Genes Surprisingly Early – But Misinterpreted before reading Zimmer’s write-up of the same paper. I’ll add a minor comment on his contribution here, just as I posted a more major comment on his feather commentary of 2011. … Continue reading
Feather Genes Surprisingly Early – But Misinterpreted
An interesting paper… Feather development genes and associated regulatory innovation predate the origin of Dinosauria by Craig B. Lowe, Julia A. Clarke, Allan J. Baker, David Haussler, Scott V. Edwards. MBE Advance Access published November 18, 2014 Society for Molecular … Continue reading
Posted in Bird evolution, dinosaur evolution, Philosophy of science, The Secret Dinobird Story
Tagged Archaeopteryx, beta-keratin, CNEE, Conserved non-exonic Elements, Feather development genes and associated regulatory innovation predate the origin of Dinosauria, Feather Genes, feather protein, filamentous feather precursors, IGFBP2, IGFBP5, Lowe et al. 2014, origin of pinnate feathers
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Bird Tree 2014 e.g. Jarvis et al. – Xmas? It Certainly Is!
On the latest revelations on modern bird relationship, using genetic data, published via here and here… After the landmark bird family tree analysis in 2008 by Hackett et al., two main questions seemed particularly prominent to me, and were treated … Continue reading
Posted in Bird evolution, dinosaur evolution, The Secret Dinobird Story
Tagged ancestor of the landbirds, birds of prey, Charadriiformes, Coots, Cranes Rails and Bustards, Cuckoos, Darren Naish, falcons, Goat-suckers, Hackett et al. 2008, Hoatzin, ILS, Incomplete Lineage Sorting, Jarvis et al. 2014, K-T, modern bird relationships, Neoaves, Nightjars, O’Leary et al. 2013, parrots, Turacos
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Why are bird bones hollow? Why is palaeontology hollow?
“CP” recently posted on why bird skeletons are light, and if so why (they’re not, and she gave references). She then moved on to the question of why birds have air-filled, i.e. pneumatic, bones. As usual, she follows the habit … Continue reading