Mollies do occur naturally in the wild. There are several species and these have been cross bred. The spotty and variegated ones are the "mongrels" The Black Sailfin, the Green Velifera and Golden Velifera, and the commoner Black Sphenops are the originals.
Beef or dairy production. Crossbred cows are used, just like any "normal" cow, as breeding stock. Crossbred calves, especially those beef ones, are commonly raised for beef.
Not live ones!
Ballon mollies can look like that. Look it up. I have a couple yellow and white ones that look orange.
Newborn baby fish are known as 'fry'
I am pretty sure that the female fish is the fish that gives birth to the baby fish...but I am not sure.
Big ones.
Dead ones
Shiny ones
wet ones
the ones that are boys
separate them If they are in the same tank, you can't; you need to put the ones that eat the smaller ones in a different tank.
The ones that eat vegetation are primary consumers. The fish that eat other fish are secondary consumers