clogged vent

One of our week-old French Black Copper Marans had Pasty Butt a few days ago, so naturally, we took care of it by running warm water over it's vent. We have done this several times before and it has worked, this time it didn't. The inside of this chick's vent has been clogged and it won't poop...

okay so where do I even start? :hmm Not last Friday, but the friday before I came home to find my 8 month old hen named Sarah with a prolapsed vent. After dealing with a vet and getting her stitched up the following Monday, she prolapsed before we even got home from the vet, so we had to take...