Genetic testing of the CBD103 gene for the KB variant will determine whether a dog is a genetic Carrier of agouti gene expression. (pawprintgenetics.com)
The grizzle color is the result not of a mixture of light and dark hairs, but of agouti coloration that has banded patterns of light and dark on a single hair. (texaswestveterinarian.com)
He has a short, dense coat that comes in various shades of grey and brown, often with agouti coloring. (petguide.com)