Nearly half of all cubs die in their first year out on the ice. 大约有近一半的幼熊 会在第一年的冰上历险中丧生
but they don't have their mother's sense of urgency. 不过它们并不像母熊那样着急
At last it seems that they're ready for their journey 最后 它们似乎做好了旅行的准备
But their mother must keep them out and active. 可是母熊必须得把它们带到外边活动
Their mother has not eaten for five months 它们的母亲已有5个月没有进食了
Her cubs gaze out of their bright new world for the very first time. 它的幼熊们第一次注视着 这个明亮的新世界