Goldfish possess genetic traits that allow them to swell up to four pounds—the size of a Chihuahua. Experts say that's why ...

Goldfish may look small and cute in your home, but in the wild it's a different story. Releasing them into your local stream or lake is a bad idea. Following is a transcript of the video.

Goldfish are one of the most popular pets worldwide, known for their vibrant colors and calming presence in aquariums. While they may seem like simple creatures, goldfish are fascinating animals ...

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

We’ve already told you to consider eating more marsh rodents for the sake of the environment. Now, we’re begging you to stop releasing pet goldfish into local waterways. The seemingly benign ...

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 ...