Black & Yellow Mollies

I have these...My black male balloon and yellow female balloon mollies did the little molly dance a bunch of times and out popped about 20 or so molly fry, some are all yellow, but most look like yellow cows...yellow with black splotches all over them. Not one came out all black.
 
I think it's cool how fish can produce such unique offspring. I really wish I had gone into Biology and studied more about genetics. It's fun mixing breeds and watching the babies grow. Just out of curiosity, at what point does a hybrid/ new coloration become a breed of its own?
 
when you can cross two identical ones and get identical colored offspring, you have a new coloration.

however, different mollys are not different breeds.. they're all the same species which is why they can interbreed they're more like different colors of the same breed.. like a brown chihuahua and a black chihuahua and a multicolored chihuahua.
In addition, livebearers such as mollies and swordtails and platys can "hold" fertilization for quite some time. and can to a point "choose" when to get pregnant by whichever male's fertilization they have in their body. for this reason, unless the female has never been with another male, there is no way of knowing who the "father" is.
 
Are Leopard Mollies hard to find? I've never seen anything like this before. I also did a Google Image search and the only pictures I pulled up under "Leopard Molly" were either Dalmatian Mollies or bright orange mollies. Will my babies eventually lose their distinct yellow head/black body and become predominately orange?
Google cannot compile all the possible coloration the mollies get. No, these are not rare at all. I've had a lot of these before. In the end, most of the fry turned out to have rather ugly combination of colors.:shakehead: Those fry are likely to become orange instead of staying yellow.:)
 
Those fry are likely to become orange instead of staying yellow.:)


This is probably a stupid question, but how exactly do juvenile fish change colors when they reach adulthood? I know that it is a gradual change, since I have seen Emperor Angelfish that have both juvenile and adult markings, but is it like when birds molt their feathers? Do the fish loose "baby" scales that are replaced by "adult" ones?
 
no they dont molt the old colorings and become a new coloration... its more like if you have a photograph, and you put a cookie cutter on that photograph, so you can see somebodys face inside the cookie cutter. well lets say that cookie cutter starts growing.. and soon you can see a couple faces in the cookie cutter, and then some background.. and so on.

well.. imagine the cookie cutter is the fish, and when the fish is a fry, you can see one or two dots on its body.. well as the fish grows, the dots appear more frequently.. until you end up with my lovely Leopold. a white platy with peach fins with peppered purpley red dots all over his back
 
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