This article is from the WSSF 2013 AFRMA Rat & Mouse Tales news-magazine.
By Karen Robbins
Did You Know? Female rats drop weight the day they come in season. If a person has a hard time seeing the visual signs, if they weigh their rats every day for a couple weeks, they can then determine what day she will be coming in and make plans ahead of time. You will also know if she has a 4-day, 5-day, or irregular cycle.