Grulla Horse Grulla (or grullo) is a color variety of dun, a coat color of horses, recognized by tan-gray hairs on the body with dorsal stripes on the back and black point coloration on the lower legs, mane, and tail. Grulla horses carry the dun dilution gene along with the black gene and possess mouse. Grullo[1] (pronounced GREW-yo) [2] or grulla is a color of horses in the dun family, characterized by tan-gray or mouse-colored hairs on the body, often with shoulder and dorsal stripes and black barring on the lower legs.
The genotype for grulla horses is a black base with dun dilution. Mane and Tail: Being black-based colors, grulla horses typically have black manes and tails. Wild Grulla Horse.
Grulla Horse Genetics Simplified The genetics of a grullo horse involve a specific combination of alleles related to coat color and the presence of the dun dilution factor. Let's take a look at the genes that create Grulla horses. Grullo is a really beautiful and unique coat color seen in a variety of breeds and types of horses all around the world.
Grullo is actually thought to be a form of dun coloring and is classified as one of the shades of dun. Please note that the term "silver" in describing grullo color most often doesn't reflect any inheritance of the "silver" (taffy) gene, as in silver dapple horse colors. The grullo-owning community is trying to break the habit of calling light-colored grullos "silver grullo" now that the taffy gene is called the silver gene.
The reason being that this color, like its close relative black, is a result of mostly a collection of "recessive" genes. Grulla is a 'black based" color which means that the horses points (mane, tail and lower legs) are black. This group of colors includes bay, brown, black, dun, grulla, and genetically.
Grulla Horse Color Shades: Key Takeaway Grulla horse shades include classic, silver, mouse, dun, light, blue, black dun, slate, and lobo dun. Each shade features a unique gray coat with dark points and primitive markings. The dun gene dilutes the black base color, creating the stunning and rare Grulla appearance.
What is a Grulla Horse? Grullo/Grulla Colorations Horses with a Grullo or Grulla color are actually black, though the black is diluted and modified by a dun gene. To be a true Grullo, the horse must be smoke or mouse-colored. Primitive Markings Grullo horses also have primitive markings on their bodies, like stripes and bars.
You can see these types of markings on all duns to some extent. Ear Tips The tips of the. A Grulla horse is determined to be a part of the Grulla group based on its coat color and markings.
An interesting fact about the term "Grullo" is that it is the name of a town and municipality in Jalisco, in central-Western Mexico. This town is called El Grullo. It is named after these beautiful horses' color! The history of the grullo color can be traced back to various equine breeds, notably within the American Quarter Horse, Paint, and Appaloosa breeds.
This genetic mutation is relatively rare, making grullo horses especially sought after among collectors and enthusiasts.