The American buffalo could run at a speed of almost 75 kilometers an hour . he was difficult to hurt because he was always for a fight .
美洲野牛的奔跑速度可达每小时75公里。它总是处于战斗状态因此很难伤到它。But Dr Kennett notes that present-day bison are not like the ones the Clovis people hunted.
但Kennett博士指出，今天的美洲野牛并不与克洛维斯人当年猎杀的一样。The Yellowstone Park Bison Herd is the largest public herd of American Bison in the United States.
黄石公园野牛群是美国最大的公共的美洲野牛群。There were times when five or six bullets would not kill him , and buffalo hunters sometimes had a lot of touble killing the animal.
有时美洲野牛身中五六枪也不会毙命，猎牛者如果想杀死这种动物可是要费很大的劲。The Yellowstone Park Bison Herd is the oldest and largest public bison herd in the United States.
黄石公园内的美洲野牛群是美国最古老而且也是最大的公共野牛群。With less competition from elk for grasses, bison may be doing better than ever.
另外随着麋鹿对草竞争的缓和，美洲野牛的日子也比以前任何时候都要好了。The rare European bison has a smaller head than the American bison and is slightly taller.
稀有的欧洲野牛的头比美洲野牛的小，但个儿略微高些。Stately American bison graze beneath gold-lined clouds in the Wichita Mountains Wildlife Refuge in Oklahoma.
在俄克拉何马州的威奇托山野生动物保护区，美洲野牛在金色云彩下悠然体面地吃着草。This suggests that all present-day bison are descended from a very small group of animals.
这意味着，今天所有的美洲野牛都是由同一小群祖先所繁殖而来。