Quote Originally Posted by AK907 View Post
Sorry, but I beg to differ. I have personally seen a major difference in growth rates between mousers and rat eaters (both on a 10-15% body weight diet). Our rat eaters usually grow at a much quicker rate and have better overall body mass. Mousers we've had are usually slower growing and tend to be a lot lankier.
Couldn't just be from rats being bigger overall (i.e., feeding more food)?