Goldfish are a common fish found in the wild, in pet stores, and in households worldwide. Since the 1600s, when these fish were initially introduced to the United States, they have become widespread ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Looking after a pet can teach your child about compassion, ...

Corey Ketchum of the U.S. Fish and Wildlife service holds a giant goldfish found during a survey in Presque Isle, Pennsylvania. The service then posted a warning about releasing petstore goldfish on ...

Based on their availability and ease of maintenance, goldfish are one of the most popular pets on the planet. But how long do goldfish live, and are we responsible for extending their life span as ...

Just west of Toronto last summer, startled biologists counted more than 20,000 goldfish in a single urban stormwater pond the size of two basketball courts. And the fish, probably descended from ...

Just south of the Mount Airy water towers lies a large, grass-covered lawn with a small playground tucked away in the corner. No historic marker identifies this plot, although it is an important site ...

Imagine a wild, feral goldfish surviving in a habitat it was never meant to enter. In Canadian waters, such creatures are not uncommon; apparently, goldfish are now established in multiple provinces, ...