Mutative Shadowing Ash-Red Dilute phenotype, or Shadowing-Yellow bred by Manny Arquette 2011. The globally unique dilute color variety of Ash-Red exhibits a high degree of melanistic expression to the shield demonstrating the Dominant modifying affect of the Shadowing trait upon the Ash-Red variety. I discovered and named the Shadowing Genetic Modifying Trait in 2011.