Shubunkin of age, even though they live much longer. Blue colouring in goldfish comes from black pigment within the body wall. It will not show as blue in fish with metallic type scales, but will look blue if the fish has matte or nacreous scales. The nacreous (formerly called calico) scale type is produced in a fish that carries the gene for metallic scales, as well as the gene for matte scales (the fish is heterozygous). Only nacreous scales are accepted by the Shubunkin breed standards. Shubunkin The Shubunkin was created by Yoshigoro Akiyama （, by crossing Calico telescope eye with
When a white horse is not a horse be found in the widely known "Happiness of Fish" dialogue in "Zhuangzi" (17, tr. Watson 1968:188-9). Huizi says "You're not a fish [子非魚] — how do you know what fish enjoy?" (denying that Zhuangzi is a member of the class of fish) and Zhuangzi replies "You're not I [子非我], so how do you know I don't know what fish enjoy?" (denying that the individuals Huizi and Zhuangzi are identical). Beyond the inherent semantic ambiguities of "Baima fei ma", the first line obscurely asks "ke hu" "Can it be that …?". This dialogue could be an attempted proof that a white