snowshoe

1. The preferred foods of snowshoe hares are willow and birch twigs.: 雪兔最喜欢的食物是柳树和桦树的树枝。

2. The major concern of the snowshoe hare in the winter is predators.: 雪靴野兔冬天最大的担忧是捕食者。

3. Anyway, the snowshoe hare has an adaptation that plays on the same idea.: 总之，白靴兔有一项进化，原理与其差不多。

4. Ecologists studying hare populations have found that the North American snowshoe hare follows a roughly ten-year cycle.: 生态学家在研究野兔种群时发现，北美雪兔的生长周期大约为10年。

5. Now, the snowshoe hare, tell me, what sort of adaptations do you think it has developed that help it survive the Maine winters?: 现在，告诉我，你认为雪兔发生了哪种进化，从而能够在缅因州的冬天生存下来？

6. This is a huge advantage for the snowshoe hare since, by contrast, the feet of its predators usually sink right down into the snow.: 这是雪鞋兔的一个巨大的优势，因为相比之下，它的捕食者的脚通常会陷进雪里。

7. Gaiter hook for snowshoe performance.: 绑腿雪鞋的表现挂钩。

8. Snowshoe tracks (left) and footprints perge in the middle of a wintry central Minnesota field.: 在明尼苏达一块寒冷的雪地中，雪靴的痕迹（左侧）和脚印各行其道。

9. Medium-sized mammals, such as beaver and snowshoe hares, can be an important secondary food source.: 一些中等的哺乳动物，比如海狸以及北美野兔也是它们重要的第二食物来源。

10. Trips into Lamar Valley to see wolves in action and snowshoe adventures complete the tour package.: 这个旅游项目要进入到拉玛尔山谷观察狼群的行踪和穿上雪鞋背起行囊完成这次探险游活动。

11. This is not to say that there is just one type of snowshoes. there are in fact hundreds of snowshoe deigns to suit different land and snow conditions.: 这并不是说这里仅有一种类型的雪鞋，实际上有几百种不同设计的雪鞋，适用于各种不同的地面和雪地条件。

12. This is not to say that there is just one type of snowshoes. there are in fact hundreds of snowshoe deigns to suit different land and snow conditions.: 这并不是说这里仅有一种类型的雪鞋，实际上有几百种不同设计的雪鞋，适用于各种不同的地面和雪地条件。

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