Massive neck muscles enable them to shovel five tonnes of snow a day. 强大的颈部肌肉让他们每天可以铲五吨的雪
depends on getting through to the ground. 取决于能否挖到地面的食物
Their thick coats can insulate them down to minus 20 Fahrenheit. 他们厚重的皮毛可耐受零下三十度的低温
the prairies of North America begin to freeze. 北美的草原开始霜冻
Powerful forelegs enable it to rip apart a termite hill with ease. 有力的前肢让它们能够轻易地掰开白蚁巢
In minutes, fire turns grassland to ash. 几分钟内 大火就将草原化为灰烬
Termites manage to do what most grass eaters can't, 白蚁与大多数食草动物不同
Each blade is cut to length and placed into a garden of fungus. 每根叶片都被切成一定长度 放入菌圃
Unable to go the distance, his rivals drop out one by one. 对手们无法坚持下去 相继退出竞争