Popular and readily obtainable, the normal form has the white chest, as bird on left, there is a cinnammon chested form, bird on right, that although not common is seen from time to time, another form I have seen has a Cinnammon scaling on the chest, although I have only seen this in one example.
Sexes are similar.
Everybody with any interest in lonchura and many people with just a general interest have either got or kept this species, they are easy to keep and willing to attempt breeding.