guppy birth trouble

I have what appears to be a very pregnant guppy. We had 2 guppies that were pregnant & they were in a 10 gal tank. I also have a 20 gal tank so put all the males & other females in there. The 1 female had about 9 fry so I then moved her over to the 20 gal tank. I have this female in the 10...