![]() ![]() The average spinal angle of the students' dinosaurs (as measured from a horizontal line) was 50 to 60 degrees, the researchers found, but the correct angle should be much smaller. rex standing upright with a dragging tail. ![]() It is two thirds adult size and only one fourth adult weight. In their survey, 63 percent of pre-college and 72 percent of college-age students drew the T. Tinker is the skeleton of a juvenile t-rex. rexs arms were over three feet long, however, and may have been capable of bench pressing 400 pounds each. ![]() Since the 1970s, scientists have known that this huge body hovered horizontally over the dinosaur's strong legs, not upright as initially believed, and that the dinosaur likely stood 15 feet to 20 feet tall (4.6 m to 6 m).īut students' perceptions of the dinosaur's posture are stuck in the early 1900s, Ross and his colleagues at Cornell found. rex, which lived 67 million to 65 million years ago during the late Cretaceous Period, was about 40 feet (12 meters) from head to tail and weighed as much as 9 tons (about 8,164 kilograms). Indominus rex was 20 feet high and 50 feet long, but it could have grown bigger. "Even after they've seen 'Jurassic Park,' it doesn't change." "Our conclusion was that maybe students are imprinted with this image from their very earliest years," Cornell paleontologist Robert Ross said in a statement. rex more closely matches Barney the purple dinosaur, standing upright instead of pitched all the way forward like the real thing, a new survey showed. ![]()
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