Sarah Shuman's website has an article with pictures that shows the developmental stages in baby rats from birth to 17 days when their eyes open.
<http://hometown.aol.com/RistoRat/ratbabies.html>

This link is good advice for the feeding for both moms and babies
<http://hometown.aol.com/RistoRat/nutrition.html>

and the following is a cute link from another good website about having baby rats.
<http://web.steelnet.net/sites/steelnet/mike/lesson5.html>