It's not extremely common to see it happen, really. They breed much like cories, they scatter their eggs and sticky them to different places during the breeding process...It can take a while for them to finish. It's not a quick thing.
You want her and her mate, to be kept in a well established tank and not a newer one. A good supply of food will make them more likely to spawn, and also the babies will have food to eat. If you'd like to move the others out to lessen risks of accidental baby munching, you can do that.
She isn't pregnant, she is carrying eggs. She still needs to mate. If she's still holding them, they're unfertilized.
You want her and her mate, to be kept in a well established tank and not a newer one. A good supply of food will make them more likely to spawn, and also the babies will have food to eat. If you'd like to move the others out to lessen risks of accidental baby munching, you can do that.
She isn't pregnant, she is carrying eggs. She still needs to mate. If she's still holding them, they're unfertilized.