Trade in your money for 35 goldfish and learn how to pitch like a pro with this hilarious video! Have you ever wanted to know ...

You have to introduce it, and that's where a lot of goldfish owners slip up because you can't just buy a fish the same day you get your tank. The process of growing bacteria takes patience.

If you've ever heard the urban legend about released pet alligators growing to colossal sizes in sewer systems, you might be ...

Goldfish. Yup, you heard right. Thousands of goldfish have infested the West Medical Lake and are crowding out the native fish population. How did this happen? The Department of Fish and Wildlife ...

When removed from constricting fish bowls and flake-based diets, goldfish grow to resemble bright orange footballs — a sight that has surprised visitors of the Great Lakes. Giant Goldfish ...

Pennsylvania (KDKA) — A massive “megalodon” of a goldfish caught in Presque Isle, Pennsylvania, is a good reminder of why people shouldn’t release their pets into the wild, the U.S. Fish ...