Newborn rats generally open their eyes when they are about two weeks old.
you can lightly smooth Vaseline around the eye area, not in the eyes. Over the eyelid is all right
I am not sure but i have heard of putting it on your eyelids before bed and it is supposed to make them grow i have not yet tried it my self tho.
Its to keep the sweat from getting in their eyes...vaseline repeals water. To deflect the blows a little and also to assist should the boxer become cut.
Yes, all newborn babies has blue eyes.
by voice
6 weeks
Not at birth, but the eyes open after about a week.
its usually about a week and a half
Some times
in at least 5 months
they will never be able to open their eyes again