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The colour of the horse's skin underneath its coat alternates between dark or pink, depending on the dark or white overlying hair colour. Some animals also exhibit colouration of the irises of the eye that match the surrounding skin (blue eyes for white skin, brown for dark). The underlying genetic
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at the edge of the white, plus white on the head that either extends past the eye, over the chin, or both. The genetics of overo and sabino are not yet fully understood, but and can appear in the offspring of two apparently solid-coloured parents, whereas a tobiano must always have at least one
104:. Tobiano creates spots that are large and rounded, usually with a somewhat vertical orientation, with white that usually crosses the back of the horse, white on the legs, with the head mostly dark. Three less common spotting
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genes, which create a mostly dark, jagged spotting with a horizontal orientation, white on the head, but dark or minimally marked legs. The
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Veterinary
Genetics Laboratory, School of Veterinary Medicine, University of California, Davis. Web Site accessed January 12, 2008
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for one of three basic spotting patterns overlaying the base colour. The most common coloured spotting pattern is called
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pattern can be very minor, usually adding white that runs up the legs onto the belly or flanks, with "lacy" or
58:(referring to a horse with a spotted coat that is white and any colour other than black). In modern usage in
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54:(a reddish colour with a black mane and tail) and white. This colouring is also commonly called
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spotting pattern of large white and dark patches, usually
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78:is used to describe the colour pattern.
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82:cause is related to a condition known as
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159:"Introduction to Coat Color Genetics"
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25:
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1:
634:Equine coat colour genetics
735:
700:Category:Horse coat colors
669:Endothelin receptor type B
137:Equine coat color genetics
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697:
426:
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108:are the frame and splash
689:Melanocortin 1 receptor
468:Base colour variations
72:North American English
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627:Genetics and breeding
397:Lethal white syndrome
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31:A tri-coloured horse
199:Equine coat colours
18:Tricoloured (horse)
598:Primitive markings
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719:Horse coat colors
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342:
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318:double dilution:
287:single dilution:
207:Base coat colours
121:tobiano parent.
16:(Redirected from
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593:Point coloration
536:Roaning patterns
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299:(also known as
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568:Bend-Or spots
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684:STX17 (Grey)
644:Horse genome
639:Colour breed
526:Knabstrupper
519:
516:Varnish roan
410:and patterns
392:Sabino-white
357:
356:Blue dun or
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44:coat colours
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36:Tri-coloured
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494:Tricoloured
471:(primarily
331:Smoky cream
308:Smoky black
131:Pinto horse
100:, and is a
90:Genetically
74:, the term
70:, while in
473:UK English
354:(see also
301:Isabelline
237:Seal brown
153:References
38:(archaic:
618:Tiger eye
522:Appaloosa
520:See also
346:Champagne
235:included
713:Category
664:KIT gene
649:Wildtype
613:Mushroom
548:Rabicano
489:Skewbald
321:Cremello
296:Palomino
291:Buckskin
220:Chestnut
147:Skewbald
125:See also
68:coloured
56:skewbald
654:Melanin
588:Pangaré
578:Cropout
573:Brindle
484:Piebald
453:Tobiano
326:Perlino
142:Piebald
118:roaning
98:tobiano
84:leucism
64:piebald
40:oddbald
659:Agouti
608:Flaxen
458:Tovero
446:Sabino
358:Grullo
225:Sorrel
114:sabino
94:allele
603:Sooty
583:Liver
561:Other
441:Frame
431:Overo
380:White
366:Pearl
278:Cream
215:Black
110:overo
106:genes
76:pinto
48:pinto
46:in a
679:PAX3
674:MITF
543:Roan
524:and
261:Grey
256:Grey
162:from
351:Dun
232:Bay
52:bay
715::
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475:)
361:)
303:)
227:)
191:e
184:t
177:v
20:)
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