My BP lost about 20 grams in one week. He hasnt pooped yet and I don't know what happened.

Here is his chart:

"2013-12-27","Weight","166 g",""
"2013-12-20","Weight","183 g",""
"2013-12-15","Feeding","1 Rat, Fuzzy",""
"2013-12-13","Weight","170 g",""
"2013-12-05","Weight","143 g",""
"2013-12-01","Feeding","1 Rat, Fuzzy",""
"2013-11-24","Feeding","1 Rat, Fuzzy",""
"2013-11-17","Feeding","1 Rat, Fuzzy",""
"2013-11-16","Defecation","Defecation",""
"2013-11-14","Shedding","Shed",""