HowStuffWorks on MSN6 天
Koi Fish Are 'Living Jewels' of the Water Garden
Koi aren't lightweights either; they typically tip the scales around 35 pounds (16 kg), and experts advise filling a pond ...
Business Insider6 年
Why some Koi fish can be worth millions of dollars
A koi's color cells sit at different depths in the skin, some right near the surface and some deeper in, which ultimately determines how bright the fish appears. The brighter the fish, the bigger ...