NOT KNOWN FACTUAL STATEMENTS ABOUT KOI FISH GOLDFISH

I’ve in no way owned a koi betta ahead of and I had been thinking if it’s normal for them to vary colours fast? I’ve experienced my Galileo for almost two months As well as in that point he’s gotten darker and is also now modifying to get lighter.Unlike A few other typically saved fish, like goldfish, Koi bettas won't reap the benefits of t