and the bears are keen to shed their thick winter coats. 灰熊急切地想脱下它们厚重的冬衣
Now these cubs are taking their first steps 现在这些熊宝宝正迈出他们
are hit by thousands of avalanches every year. 每年要发生数千起雪崩
But this mob are the least of her worries. 但这群乌鸦是她最不需要担心的
but there are more fundamental problems 但对于高山动物而言
But these youngsters are fast learners, 但这些小羊学得很快
But the newborn kids are still having to find their feet. 但新生的雏羊还在蹒跚学步