Tropical Fish Stores Orange County I Need Some Help Identifying Fish. Please Help If You Know Anything About Tropical Fish. Thanks!!!!?

I need some help identifying fish. Please help if you know anything about tropical fish. Thanks!!!!? - tropical fish stores orange county

Today I bought 4 tropical fish in a pet shop.

Women: They are thin and white, are see through the wings a little, and you can see the bones through his body, which can be seen about 2 / 3''de long
Men: looks more or less the same, except that they are larger and the tail are colored and long (it has a tail of orange, the other in different colors)

Please help and add links w / photos, if possible. THANKS SO MUCH !!!!!!!