vertebrae sparked the interest of the whole teambecause of the bones’ unique shape. These larger bones that connected the tail to the back of the legs had deep, bow-like markings on their sides where the muscles attached. But these markings were much larger than they had seen in other dinosaurs—whichmeant that the muscles were larger, too! The puzzle was gainingmore pieces by the day. THE TAIL
A few days later, the twenty-person expedition team got to work! After just a few hours, they had exposed a series of massive tail vertebrae! And soon after that, they uncovered the hip bones.
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