由于野牛的自然繁殖能力很强,只需要14年,美国草原保护区协会将拥有超过5000头野牛,成为全球最大的野牛自然保护区。更为重要的是,这个群体将完全是纯种野生基因,而非像美国现存的许多野牛群,是与驯养的家牛杂交的后代。在美国官方看来,现在的美洲野牛实际上就是家牛的一种,但是如果盖瑞蒂先生的方法可行,那么有一天,他的野牛将会被官方重新认可为野生野牛。
Part of the restoration project requires the return of another crucial species: the prairiedog. This dog is actually a small ground squirrel that forms large underground colonies.More important, it is the Chicken McNugget of the prairiea convenient snack food foralmost every creature, from burrowing owls and ferruginous hawks to foxes and evenwolves.
完成回归计划还需要一个重要的环节,那就是另外一个决定性物种的回归:草原野狗。这个狗实际上是一种较小的地面松鼠,它们能够在地下建造一个地下世界。更重要的是,它就像是草原的麦乐鸡,一种几乎可以为各种草原动物提供的方便小吃,从穴鸮和铁鹰到狐狸,甚至狼。
Prairie dogs are hated by ranchers, who say their burrows pose a danger to cattle. So theyare poisoned on a large scale. APR is in the early stages of developing a wildlife-friendly labelfor beef produced on ranches that are friendly to such prairie wildlife. In many parts of theworld, such labels allow producers to command premiums for their produce.
【2015考研英语阅读回归野性】相关文章:
最新
2016-10-18
2016-10-11
2016-10-11
2016-10-08
2016-09-30
2016-09-30