Nishikigoi, better known as koi fish, are a well-known variety of the common carp. They are bright red and white and revered for their vibrance and grace. Even other animals, including their predators ...

If you take a walk around San Francisco, it won’t take long before you see a koi fish. Not a real one, of course, although the bright orange-and-white graffiti art has the fluidity of a real fish ...

Having a fish tank can be both enjoyable and relaxing as you sleep to the sounds of a tank and subtle lighting. However, if you want your fish to last, you'll want to invest in these longer-living ...