Grijze roodstaart pattern
Effen
One color all over with no pattern or white: self in rabbits, cavies, rats and canaries; a tongue or hoof of one even color.
1 Grijze roodstaart breed lists Effen. It is in a club standard for 1 breed.
Breeds whose standards accept Effen
| Breed | COM |
|---|---|
| Grijze roodstaart | Standaard (“Genus Psittacus ssp. Classic phenotype (7 years)”) |