BANGKOK-- A Siamese fighting fish with the colors of the Thai national flag has been bought for 53,500 baht ($1,530) at an online auction, possibly making it the most expensive Betta fish ever sold.

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 ...

Move over, potato batteries: DIY microbial fuel cells are here to stay! A microbial fuel cell (MFC) is a device that uses bacteria in an anaerobic (oxygen-poor) environment to convert chemical energy ...

Scientists have found Siamese fighting fish are typically kept in containers just one-quarter the size they need to thrive, challenging decades of retail practice in the ornamental fish industry ...

The Veiltail Betta is the most common and widely available Betta variety. It features a long, flowing tail that droops gracefully, creating a striking display of movement in the water. This variety ...

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 ...

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 ...