Brocks compared it to finding a 100m-year-old T rex bone. " It would also have a colour, it would be grey, or brown, but it would tell you nothing about what kind of skin colour a T rex had, " he said.

布罗克斯拿发块1亿年前的霸王龙骨打比方。 他说：" 这块骨有某种颜色，可能是灰色，可能是棕色，但它不能告诉你霸王龙皮肤的颜色。"