World's most complete Stegosaurus dinosaur

"Although there is no evidence for why it died, it seems that the carcass fell into a shallow pond, where it was quickly buried, preventing other animals from scavenging it, and explaining why it is so well preserved," said Maidment.They then converted this into body mass using data collected from similar modern animals. When compared to figures calculated using the sole method of measuring leg bone circumference in conjunction with the overall weight of various living animals, the results are in close agreement.