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 ` hair is brown , but young calves have reddish hair .

欧洲野牛的毛色是棕色的，但小牛犊的毛色略带红色。

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。

The workers needed a stable food supply , and the area was rich in wild species like aurochs and einkorn , one of the ancestors of domesticated wheat .

工人们需要稳定的食物供应，而这个区域存在大量欧洲野牛和丰富的野生单粒小麦，是后世人们种植的小麦品种之一。

Only the boldest hunters tackle the aurochs .

惟有最勇敢的猎人能对付野牛。