dominance

In my 15gal grow out tank, I have three male victorian flamebacks. One is making himself the dominant male and his colors show it and is picking on the other two. How do I control this besides spilting them apart? The males are generally the same size and are a tad too small to be put in my...

Everyone has a story of a "small" fish that can hold its own, or possibly even kill, a much larger fish. When I was young I witnessed a breeding pair of convicts no bigger than 4" kill an 8" Jack Dempsey and later a 7" Oscar. I was amazed at the ability of this fish to dominate a fish twice...