For years, pet goldfish released into US waterways have been wreaking havoc by ballooning to gargantuan sizes and ...

Invasive species like goldfish threaten the delicate local ecosystem. Native plants and wildlife have mutualistic ...

The nets tightened, and the lake erupted. Bronze scales flashed, water churned and a heap of orange-hued fish thrashed ...

Using local invasive species helps buffer us and gives animals more variety,' the Minnesota Zoo said of the choice ...

It’s a common story: A family gets a goldfish, but then their kid tires of it—maybe soccer, guitar lessons, or schoolwork start taking priority. The family wants to get rid of the fish but doesn’t ...

Goldfish are hardy, fairly simple to care for, and eye-catching, so it’s no wonder they’re popular pets. These passive freshwater fish are ideal for renters who can’t have other types of pets, ...

Photos showing enormous goldfish caught in a harbor in Canada have been released by wildlife authorities, warning people that this is what can happen when pets are released into the country's ...

Stress harms goldfish health and lifespan. Explore the seven major causes from aggressive tank mates to improper feeding ...

BRISBANE, AUSTRALIA -- One woman in Brisbane, Australia knew something 'fishy' was going on with her pet goldfish, Conquer and rushed him to the vet. The Brisbane Bird and Exotics Veterinary Services ...

Looking after a pet can teach your child about compassion, responsibility and coping with loss. For their first animal companion, though, it makes sense to choose something small and relatively low ...