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

Given the plethora of Goldfish options on store shelves, it can be tricky to decide on a bag. We tried 14 varieties to give you a Goldfish shopping guide.

ERIE, Penn. (WKRC) — Pet store goldfish are not only surviving the harsh winter conditions of Lake Erie, but are thriving, officials said. The United States Fish and Wildlife Service posted a ...

South Africans were amazed by a wealthy Asian lady who got ready to go to her friend's late goldfish. Mzansi were in awe of ...

While your goldfish may look tiny now, without a tank limiting its size, the Fish and Wildlife Service says it can balloon into a "football-sized" invader. The agency says a single goldfish ...

The official USFWS website explains that although goldfish in pet store tanks may look harmless, "in the wild, they don’t stay small." "Without a tank limiting their size, goldfish that once fit ...

Some aquarium buddies are much more interactive than you'd expect—they follow their owners around, beg for food, and even ...