Did you know some species of pet fish can live as long, if not longer, than dogs and cats? Learn how this wonderful species lives so long, and how.

Both new and experienced pet fish owners often fret about finding a healthy species to introduce to their aquarium. But, how ...

This species, with its many varieties, is the most common betta fish found in aquariums and pet stores, but it has more than 70 relatives, including the endangered Betta miniopinna and Betta ...

Below are some reasons why some fish species are aggressive: Fighting for food. Some fish will always compete for food. An aggressive fish will fight off other fish that are perceived to be a ...

The Invasive Species Action Network also has fish rehoming resources and urges potential pet owners to consider local and state regulations when choosing a pet fish as well as the vegetation ...

despite being popular aquarium pets for decades. Looking at the fish in a laboratory, researchers quickly realized they’d discovered a new species: Hypancistrus seideli, or Seidel’s armored ...

Your pet store goldfish after two ... and the U.S. Fish and Wildlife Service shared it to raise awareness for Invasive Species Week. "This goldfish isn't supposed to be here.