Will Swordtails Kill Each Other? 4 Reasons Why They Can And How To Prevent It

Swordtail fish are small and very active fish, they could only grow up to 5.5-7 inches in size. They are loved by many aquarists because they are considered to be non-aggressive, fast, active, and very active algae eaters. There is a popular belief that these fish will normally kill each other when kept together, despite…