Quote Originally Posted by Mike41793 View Post
If you want you could print out these charts on layne labs website: (on bottom of page, scroll down)

http://www.laynelabs.com/frozen-rats

http://www.laynelabs.com/frozen-mice

I hope these help
Ooooh, thanks for the link! (And that's soooo much cheaper than the pet store too...hmmmmm.)