Koi are actually a type of carp, and today they're some of the most ... Their cells can be red, yellow, black, white, blue, or metallic. Now in order to get a beautiful, reddish-orange pattern ...

white and blue. "There are more than 100 varieties in koi, but they are all the same species," Kodama says. "They are carp, they just have different looks." It's true: There are over 100 different ...

Koi carp are one of the most iconic ornamental fish in the world. Originally hailing from Japan, these beautiful fish have amazingly patterned bodies. There are many varieties–– and some of them are ...

Almost £1 million worth of rare koi carp collected by the late Freddie Mercury have been accidentally killed by a gardener. The Queen star's 89 fish, each more than 2ft long, were worth about £ ...