Geigl and her colleagues looked at 3200-year-old fossil bones belonging to a single individual of an extinct cattle species called an aurochs.

盖格尔和她的同事们研究了3200年前的骨头化石，这些骨头属于一种已经灭绝的叫做欧洲野牛的种类。

Aurochs have higher humps, longer horns and tails.

前者有更高的背，更长的角和尾巴。

A happy pair of aurochs. The male one is really huge.

一对欢乐的野牛，这只公牛真巨大。

And now this is the only Russian nature reserve for aurochs.

现在这里是俄罗斯唯一的欧洲野牛自然保护区。

Aurochs 'hair is brown, but young calves have red dish hair.

欧洲野牛的毛色是棕色的，但小牛犊的毛色略带红色。

Distinctions between aurochs and American bisons are not substantial.

欧洲野牛和美洲野牛的区别不明显。

Aurochs are the heaviest and the biggest land mammals in all European continent.

欧洲野牛是整个欧洲大陆最大也最重的哺乳动物。

A walk to aurochs is possible only with a guide that watches you all the time and tells the history of zapovednik.

只有当有一名向导一直关注着你的安全并给你介绍过此保护区的历史时，你才能安然走向牛群。

This nature reserve exists about a half of a century, but only water supply was built and nothing else. While aurochs need some water to stand such hot weather.

这个自然保护区存在了接近一个半世纪，但仅仅只提供了充足的用水，用来满足野牛们应对炎热天气的需求。