Bubble Nests Generally, only male bettas blow a bubble nest. Again, this is not absolute, as occasionally a female will blow a bubble nest. However, those instances are fairly rare.

The Average Betta Fish Life Cycle Breeding betta fish is easier said than done. Male fighting fish make a bubble nest for their young, and this attracts females to them.

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 ...