Kate Lacey is obsessed with Betta splendens, tiny, fierce and flamboyantly colored and finned tropical fish she owns and breeds in her San Francisco apartment, where this interview took place. Where ...

This is a Siamese fighting fish, Betta splendens. (Photo courtesy of Ivabalk, Pixabay) (CN) — Famous for its aggression, betta fish may soon be known for a milder trait: cooperation. When two Betta ...

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: Malay for ...

Betta fish, also known as Siamese fighting fish, are often regarded as one of the most accessible and colorful additions to the home aquarium. With their flowing fins, vivid colors, and striking ...

When two betta fish are fighting for dominance, not only do their attacks mirror each other, but the gene expression in their brain cells also starts to align. The new findings may explain how the ...

When two betta fish are fighting for dominance, not only do their attacks mirror each other, but the gene expression in their brain cells also starts to align. The new findings, published June 17th in ...