The mammoth bones belonged to a Columbian mammoth, which unlike its relative the woolly mammoth, had little hair.

这些猛犸遗骸属于一只哥伦比亚猛犸，与其近亲长毛猛犸不同，它的毛发很少。

The teeth held other surprises. The Krestovka mammoth belongs to a previously unknown branch of the mammoth family tree, an ancestor of the Columbian mammoth which roamed North America 1.5m years ago.

这些牙齿还包含着其他惊喜。克雷斯托夫卡猛犸象属于猛犸象家族的一个未知分支，该分支是150万年前生活在北美的哥伦比亚猛犸象的祖先。

Like its giant ice age colleagues, like the Columbian mammoth, the short-faced bear, and other mega-mammals, Castoroides had some impressive proportions.

就像它在冰河时代的巨型同事，如哥伦比亚猛犸象、短面熊和其他巨型哺乳动物，Castoroides 有一些令人印象深刻的比例。