ok well i have one 100 gallon tank with balas and guppies in it and i have babie bala sharks for the past several weeks. i found this web page wile doing research on them and i am letting everyone know its not that rare i guess cuz it happned to me but i have between 7 and 10 babie bala sharks at first i thought they were guppies but then they started to take shape and there is no mistakeing there balas. inever saw eggs but they had to be some where the tank is hevly planted ok well you people are all crazy and if you dont belive me or like what i have to say then dont read it