The betta fish, commonly known as the Siamese fighting fish, is one of the most common fish pets in the world, coming second only to the goldfish. It is usually quite easy to differentiate between the ...

Bettas have become one of the most popular fish for first-time fish owners, driven by mistruths on social media and big chain ...

Betta fish—also known as Siamese fighting ... He then puts on a display to attract a female, becoming brighter and spreading out his fins. If a female approves of the nest, she turns darker ...