is it the sexes ?

[raynandrea]

please help me to understand why i had to find one of my 2 big oscars a new home. they just started fighting after a year together ,we are bummin.

 

[Vitaliy]

How big are the they and what size tank are they in?

 

[Pangong_ilong]

I heard that if you gonna keep oscars, either buy 1 or buy many, not few.

 

[papillon]

what tank size are they in? how big are your oscars