Quote Originally Posted by Rhasputin View Post
There is no size rat that's too large for cd. But I do not recommend CD for young rats, because the tails can be degloved very easily.
Do you mean young rats as in crawler/hopper/weaned in size or even smaller? I've read and experienced that C02 isn't an efficient method with pinkies/fuzzies. I forget the reasoning behind it, but in experimenting with it, I can say that the kept coming back to life on me and it took forever.