Some aquarium buddies are much more interactive than you'd expect—they follow their owners around, beg for food, and even learn to recognize faces. This article dives into pet fish that actually know ...

The cardinal tetra is one of the most popular pet fish in the world. They look like little red and blue sequins. You've almost certainly seen them at the pet store or the fish tank at your dentist's ...

The Siamese Fighting Fish also known as the Betta fish is the freshwater fish renowned for their stunning coloration, flowing ...