New research has revealed that during combat fighting fish synchronize their actions and eventually their gene expression. The fighting fish Betta splendens is a species commonly used to study ...

Scientists have found prized Siamese fighting fish are typically being kept in conditions a quarter of the size they need to thrive, challenging decades of retail practice in the multi-million dollar ...

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 ...

Betta fish, also called Siamese fighting fish, are small, colorful fish that are native to Southeast Asia and common in the pet trade. In Thailand, people call betta fish "pla kat," which means ...

Male Siamese fighting fish of southeastern Asia like to assert dominance the old-fashioned way: by beating the fishy crap out of any other males they see. And yet they seemingly have a gentleman’s ...