Betta, or Siamese fighting, fish are among "the most popular freshwater aquarium fish in the world," PetMD reports. Native to southeast Asia, this species is known for its range of vibrant hues. There ...

Reference Article: Facts about betta fish. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Betta iaspis was found in only one small forest peat swamp next to a “huge” oil palm plantation, researchers said. Photo by Siborey Sean via Unsplash In 2022, after passing through the hands of local ...