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

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

“Many of the reasons that make goldfish invasive upon release are the same reasons that they make great pets and pet trade species,” Sara Ricklefs, Executive Director of the Invasive Species ...

What if your home-grown vegetables could thrive without soil—and your fish could help feed them? With aquaponics, a beautiful ...

So, it’s at least worth pointing out the fish species with the longest average lifespan. And, by that count, the common goldfish is at least in the running for the top prize. Though goldfish ...

The world is a subjective place. We’re constantly judging people, places and things. Regrettably, aquatic creatures fall into ...

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 ...

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

When a dog isn't right for your lifestyle, look for other pets that are just as fascinating but are cheaper and easier to ...

The clicking of flattened teeth, discovered by accident, could be “the first documented case of deliberate sound production in sharks,” evolutionary biologist Carolin Nieder, of Woods Hole ...

Two wildlife agencies share insights on what the public should remember about keeping wild animals like deer and rabbits in Pennsylvania.