Scientists have so far identified more than 700 specimens , including the skull of a prehistoric American lion and the bones of dire wolves, saber-tooth cats, ground sloths and bison.

• 科学家们至今已识别出了700多个样本，其中包括：一个史前美洲狮的头盖骨以及袋狼、剑齿虎、大地懒、野牛的骨骸。