在一棵高高的橡树上,5只无毛的松鼠宝宝吃过奶后紧紧地蜷缩在母亲身边取暖。松鼠妈妈用她毛茸茸的尾巴当作毯子,盖在新出生的孩子身上。到了该哺乳的时候,她就用建造巢穴用的树叶和树皮盖着松鼠宝宝。这些双眼依旧紧闭的小家伙儿,出生时体重不足两盎司。它们是那样的无助。到了3周大的时候,它们的身上明显地长出了一层柔软的灰色茸毛。大约五六周大的时候,它们的眼睛睁开了,第一次看到这个崭新的世界。当它们能够敏捷而迅速地活动并长出了锋利的弯钩似的爪 On a tall oak tree, five hairless squirrels eats milk and curls tightly around their mother's body. Squirrel mother used her furry tail as a blanket, covering her newborn child. By the time she was breastfeeding, she covered the squirrel baby with the leaves and bark used to build the nest. These little ones, still with their eyes closed, weigh less than two ounces at birth. They are so helpless. By the age of three weeks, they clearly grew a soft gray hair. About five or six weeks old, their eyes opened, for the first time to see this new world. When they can move quickly and agile and grow sharp hook-like claws