Tag Archives: Dinosaur

Dinosaurs “Tepid-Blooded”? The media’s concern with never to be proven marginal theories is…something else!)


Dinosaurs “Tepid-Blooded”?

Researchers have long debated whether dinosaurs were warm-blooded or cold-blooded creatures, but the answer, it turns out, may be neither. A new study suggests that dinosaurs fall into some in-between category, which the authors have termed “mesothermic.” They came to this conclusion after analyzing the growth rings on the bones of 381 species, of which 21 were dinosaurs, and correlating this data with metabolic rates, which are an indicator of endothermy or ectothermy. What they found was that dinosaurs, along with a handful of living species, have metabolic rates that do not fit neatly into either category but instead lie somewhere between the two. More… Discuss

news: Monster Dinosaur Find in Argentina


Monster Dinosaur Find in Argentina

Paleontologists have unearthed evidence in Argentina of what may have been the largest creature ever to walk the Earth. The fossilized bones, believed to be those of a previously unknown species of herbivorous titanosaur that roamed the forests of Patagonia some 95 to 100 million years ago, suggest it was 130 ft (40 m) long from head to tail, stood 65 ft (20 m) tall, and weighed a whopping 85 tons—the equivalent of 14 African elephants. More… Discuss

Enhanced by Zemanta