Brachiosaurus' enormous weight, and the length of its neck, make it an ideal case study for the warm-blooded/cold-blooded dinosaur debate. (Illustration by Todd Marshall) Background For a hundred or so years after their fossils began to be...
http://dinosaurs.about.com/od/dinosaurcontroversies/i/w...
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Hot-Blooded or Cold-Blooded?? ... Back in 1968, Robert T. Bakker, a young aspiring paleontologist finishing an undergraduate education at Yale, wrote a brief article, "The Superiority of Dinosaurs," in which he contended that dinosaurs were "fast, agile, energetic creatures." According to Bakker, their advanced physiology...
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www.ucmp.berkeley.edu/diapsids/metabolism.html
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For many years back in the Triassic, Jurassic and Cretaceous periods, dinosaurs such as the Stegosaurus, Tyrannosaurus or Trex and Triceratops dominated the earth. Today, they remain to be the most interesting and magnificent creatures that ever lived. ... Dinosaurs are possibly warm-blooded. As mentioned,
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It's speculated that some species may have been warm-blooded, including some of the theropods from which birds are descended. Small ones, such as most of the raptors, could well have been warm-blooded, but large ones like Tyrannosaurus woul...
http://answers.yahoo.com/question/index?qid=20090121102...
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Were the dinosaurs cold or warm blooded????? ... However, there are many lines of evidence that seem to indicate that the dinosaurs were warm-blooded and some people think they had a completely different system of temperature control. ... Ed.s R.D.K. Thomas and E.C. Olson - A Cold Look at the Warm-Blooded Dinosaurs...
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palaeo.gly.bris.ac.uk/communication/rothery/Rothery.htm...
palaeo.gly.bris.ac.uk/communication/rothery/Rothery.html
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Free Online Library: The pulse of T. Rex: were dinosaurs warm-blooded? Does it even matter? by "Science News"; Science and technology, general Body temperature Research Dinosaurs Physiological aspects Ectothermy Fossil reptiles Poikilotherms Reptiles, Fossil ... Were dinosaurs warm-blooded? Does it even matter? There's a...
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www.thefreelibrary.com/The+pulse+of+T.+Rex%3A+were+dino...
www.thefreelibrary.com/The+pulse+of+T.+Rex%3A+were+dinosaurs+warm-blooded%3F+Does+it+even+matter%3F-a015266003
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As it happens, we find very low numbers of meat-eaters in fossil faunas, and this is what brought us to the idea of the warm-blooded dinosaurs.
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library.thinkquest.org/C0128701/f&t/Warm-blooded.htm
library.thinkquest.org/C0128701/f&t/Warm-blooded.htm
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An X-ray suggests that the dinosaur may have had a four-chambered heart typical of warm-blooded animals, ... The evidence for a four-chambered heart with a single aorta, Dr. Russell and his colleagues concluded, strongly suggested that this and perhaps many other dinosaurs had higher metabolisms than other reptiles.
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www.nytimes.com/library/national/science/042100sci-pale...
www.nytimes.com/library/national/science/042100sci-paleo-dinosaur.html
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Dinosaurs were cold-blooded reptiles ... Were dinosaurs warm-blooded? The problem is also whether endothermy was present in all dinosaurs. The dinosaurs were not a single group of animals, but several groups of animals that had little in common except an archosaurian origin and the designation of "dinosaurs".
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home13.inet.tele.dk/palm/warmweb.htm
home13.inet.tele.dk/palm/warmweb.htm
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