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

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 ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. ST. LOUIS – Anyone who visits the St. Louis ...

One of the most popular choices for beginner aquarium owners are Guppies. These are small, brightly coloured fish with elegant tails. They’re also peaceful and easy to breed. Guppies thrive in tanks ...

So, you’ve bought a fish tank or you’re thinking about buying one and you’re wondering what the 15 best tropical fish for beginners. Well, we have a great selection below for you to consider. All the ...

SAN FRANCISCO — Meet Methuselah, the fish that likes to eat fresh figs, get belly rubs and is believed to be the oldest living aquarium fish in the world. In the Bible, Methuselah was Noah’s ...