hi all newbie here so i really apoligize if this has been asked loads of times but please can u help... my guppie is preggers and it loks ready to drop she started going of by herself yesterday to a dark cave near plants her gravid spot has weiredly changed tho where as b4 it was a solid 1 black spot it appears to have split into 2 and are very s,all now...also her pooh(nice subject lol) has changed colour and gone white ..is this normall?? have added pics please can u look and tell me wot u think regards..