What is a betta fish? Betta fish—also known as Siamese fighting fish—are among the oldest species of domesticated fish. Their scientific name, Betta splendens, combines two languages ...

Betta fish, also known as Siamese fighting fish, are often considered low-maintenance pets, which makes them an attractive ...

The findings suggest that even though the betta fish are fighting each other, sometimes to the death, their brains may be cooperating at the molecular level. “By measuring aggressive behavior displays ...

Keeping more than one betta in the same tank will guarantee fighting. Even other fish species are not suitable tank mates for a betta and may end up being killed. A tank divider will allow you to ...