betta fish fancy red blue halfmoon short tails fighting fish

action aggressive animal aquarium aquatic background beautiful beauty betta biology black blue clear close color colorful copper crowntails design domestic dragon dress exotic fancy fighting fish fishmarble fishred green greencopper grey halfmoon isolated lavender luxury lvender macro marble motion movement moving mustard nature orange platinum power red return royal scale short siamese space splendens sweden swimming tails thailand tropical undefined ustard water white