狂风呼啸,雪花飞舞。在一片银色的旷野里,一只植食恐龙正漫无目的地缓缓前行,它已经有好几天没有吃到任何食物了。周围树木的叶子早已凋落,河流也已经冻住好几个月了。这只疲惫不堪的恐龙想找一点可以充饥的东西,可走了好几天也没有看到一片树叶甚至一根青草。周围静得可怕,连一个活的动物的影子也看不到,原来跟它一起生活的家族成员已因抵挡不住寒冷和饥饿而永远地倒了下去…… Wind whistling, snow fluttering. In a silver wilderness, a phytophagous dinosaur is slowly moving forward aimlessly, it has not eaten for a few days. The leaves of the surrounding trees have long been littered and the river has been frozen for months. This exhausted dinosaur looking for something to eat can go for a few days did not see a leaf or even a grass. Surrounding the terrible, even the shadow of a living animal can not see, the original members of the family it lives with has been unable to withstand the cold and hunger and forever fell ...