Rainbow Betta Fish. Isolated On White Background. Royalty-Free Stock Photo

Rainbow Betta Fish are colorful, tropical fish native to Thailand and Indonesia. They come in a variety of shades including red, blues, greens, and yellows, and their fins may also be of varied lengths. These fish thrive in warm, still water and do best in tanks with plenty of hiding spots. They are an active fish that can be aggressive towards other fish, so it is important to keep them in a tank by themselves or with fish of a similar size. They should also have plenty of oxygen and clean water to stay healthy. All in all, Rainbow Betta Fish are a vibrant, hardy fish great for beginner aquarists.