KOI FISH WALLPAPER - AN OVERVIEW

This marbling is really a result of a ‘jumping gene’ that causes their colors to change eventually. In excess of the course of the Koi betta’s life, the assorted pigmentation genes will get switched on and off, drastically switching their coloration!Dec 30, 2016 #7 I had a female for months, yellow koi, she did not change a lick. Crimson is a