New Petco koi betta find! : r/bettafish

Koi Betta Fish

SO hard to leave this King Betta at the Petco. Do you know how often I see green bettas, let alone a king with copper fins? I would never wish for one

Koi Betta becoming darker, more black on the fins. Is this normal? : r/ bettafish

New to the subreddit, meet my new koi betta. : r/bettafish

This is my new betta, his name is Naga. Does anyone know what this collor pattern is called? : r/bettafish

Koi Betta : r/bettafish

roughly 3 weeks taken apart. Is this much color change normal?! It's the first time I've had a koi betta and I'm absolutely SHOOK. : r/bettafish

Just wanted to show off my boys. I got them from petco and had the pleasure of watching their colors explode once I introduced them to their new (separate) homes! : r/bettafish

Male Doubletail Bettas for Sale: Order Online

I just got this betta fish from Petco, is this normal behavior to sit in the corner? : r/bettafish