Not all people love the betta bowls: Some believe it's cruel to keep the fish in such a small area. And yet there are many reasons for the betta's popularity. They're popular desktop fish because they ...

Setting up an aquarium requires more than just buying a tank and filling it with water. You must also determine tank size, water temperature, and, of course, the fish that will call the tank home. To ...

Many children spend months, sometimes years, attempting to convince their parents to let them get a fluffy puppy or kitten as their first pet, only to land a slightly lower maintenance companion like ...

We may receive a commission on purchases made from links. There are over 70 species of betta fish, with the most common pet ...

Which betta fish tank is best? Betta fish are a popular pet. Thanks to their bold, bright colors, feisty personalities and low cost, people all over the world are familiar with these small, unique ...

Betta, or Siamese fighting, fish are among "the most popular freshwater aquarium fish in the world," PetMD reports. Native to southeast Asia, this species is known for its range of vibrant hues. There ...

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 ...

BANGKOK (AP) — 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 ...