Golde finch x Canary Mule in Fremont, California For Sale

I have a few rare canary x European goldfinch cross that sing great. These bird are banded with a closed band from this year. They sings great and have a beautiful coloring.
www.colorcanaries.wix.com/goldfinchmule
keyword:
Canaries, goldfinch, finch, mule, hybrid, red factor, singing finch, green singer, gray singer, canary