题目详情:
发布时间:2024-08-20 00:18:53
[简答题]
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How Sled Dogs Work{{/B}}
They’re physical
wonders--able to endure extreme conditions for extensive periods of time while
running fast and pulling more than their own weight. Sled (雪橇) dogs have been
around for generations, and today they remain a large part of a dog driver’s
life.
In Arctic (北极的) regions, some 35 000 years ago, Eskimos’
dogs bred with wolves and other dogs. Their offspring were well-adapted to the
cold and snow. There’s no saying exactly when someone thought to have dogs pull
sleds ,but it was well before 1000 B. C. that dog sleds provided a means of
transportation and a way to haul goods. In recent years, people looking for
unique outings have gone on recreational trips with sled dogs. A number of
companies market tourist treks via dog sled for adventure travelers.
Dogsled racing in Alaska formally began in 1908, when sled dog owners in
Nome, Alaska, held the f