Pink eyed white appears the same as albino and it can be hard to tell the difference without knowing the genetic background. This is a co-dominant gene. The eyes are black. The dominant agouti gene is present, and so the hairs are banded. © 2004 - 2021 Camarattery. Often the rat retains smudges/spots of the underlying colour - these rats are often reffered to as mismarkered bew's or dalmations. But is not necessary to write down as the blaze is going to cause this anyway. Anyone working with rats can benefit from a general understanding of the study of inheritance for the appreciation of the many wonderful varieties that rats come in! Additionally, because other markings are traditionally found on other parts of the body, Downunders are able to be crossed with those markings to produce varieties like a DU blaze—a rat with a white stripe on its nose. The rex gene (Re) is co-dominant - meaning there are standard, rex and double rex rats, depending on the number of rex genes a particular rat posesses. Another option is that people have added SOX10 into their dals, and it does in fact make a dal. A double rex rat goes through a moult at about 6 weeks of age, where they lose all their hair, before growing it back again. Dalmatian - H(ro)h(i) H(e)h(i) Or 1 copy Variegated, 2 copies Capped and a blaze either dominant or recessive. This gene varies greatly, and can cause just a small amount of variegation - or a large amount. A blazed rat has a beautiful blaze on its face. Masked Search thousands of articles and collaborate with scientists around the globe. White markings from nose to forehead in various patterns. The darker colour eye is the typical ruby eyed.). The gene cause the rat to go through a moult at 6 weeks of age, where it looses all fur, and only grows it back in patches throughout it's life. The coat is banded orange at the base and black at the tips - giving an overall brown appearence. The ressive mink (mm) gene is present, as is the recessive ruby eye gene (rr) which together lightens the coat to an orange colour. The eyes are black and the guard hairs are brown. Hours: Monday - Thursday 5:00 pm - 7:30 pm. The rat has a white base with colour on the head, and a coloured stripe down the back. Chocolate can cause a moult into the adult coat. Very similar to silverfawn - often hard to tell apart without knowing genetic background. The agouti gene is not present so hairs are not banded and thus the coat is a solid colour. A blazed rat could have a wide variety of markings on its body, whether it be a berkshire, veriberk, irish, variegated, and more. The dominant agouti gene is present, and so the hairs are banded. Recessive Dals have more spots on the back. It's not reccomended to breed that gene in. The coat is short and sleek, with longer guard hairs. This also includes printing photos or pedigrees. Most of the rat is one colour, but the feet are white, and the belly has a white marking. Mink can cause a moult into the adult colour. The huge blaze broke out overnight at the port of Ancona. The ressive pink eyed (pp) gene is present, which lightens the coat to a vibrant orange colour. Any attempt to do so will result in charging you to the fullest extent of the law. Back feet white to the ankle, front feet white to the half leg. - some of these have their own fancy names). Mink can cause a moult into the adult colour. Tiny scorpion-derived proteins deliver arthritis drugs to joints in rat study . Back feet to … The dominant agouti gene is present, and so the hairs are banded. Mink will cause a moult into the adult colour. The chocolate gene (T) is dominant, and can be present in any other mix of rat colour dilutions (so there is chocolate agouti, chocolate champange etc. Any attempt to do so will result in charging you to the fullest extent of the law. All black rats in Australia are silvered to some degree. Marked -these marking can be on any of the above mentioned colors. As posted on the rat genetic group on facebook. The blaze addition adds the fading gene of 50/50 colored/white hairs on the head. •Reading the website can answer simple questions like, "do you have babies available?" Mink will cause a moult into the adult colour. A Colorado Rat Breeder focusing on Quality not Quantity! Black - aa - darker color and less silvering or rusting is achieved by fewer dilutes, Beige - aarr or aabbrr - chocolate gives a more delicate body color without changing eye color, Champaign - aapp - can be aammrr or aamomorr but eyes are darker, Blue - aagg - fewer dilutes give a darker blue, Sky Blue - aagg+unknown modifier - lighter than blue darker than powder blue, Powder Blue - aagg+unknown modifier - lightest of the blues but not as pale as Russian silver or Platinum, Chocolate - aabb - a black carrying lots of dilute can appear chocolate, Cocoa - aabbmm or aabbmomo - also noted as being aabbRr, Russian Blue - aarbrb - fewer dilutes gives a darker blue, Mink - aamm or aamomo - m=classic mink(UK mink) mo=mock mink(US mink), Plantinum - aaggmm+modifier or aaggmomo+modifier - usually from a powder blue or sky blue line - can als0 be aaggrr but will have ruby eyes, Blue-Beige - aarbrbrr per show standards - aaggrr is paler without heathering, Russian Dove - aarbrbmm - aarbrbmomo - aarbrbbb, Lilac - aabbggRr somethimes also mm or Mm - depends on club, Black-eyed White - H(e)H(e) breed for more white on a black eyed color, Pink-eyed White - cc (Albino) or H(e)H(e) on a ped color or for some groups 3+ dilutes, Agouti - Aa or AA - A-Rr is supposed to give a more desirable shade - other dilutes make this color to cold or to muddy, Blue Agouti - A-gg - fewer dilutes gives a better color, Chinchilla - A- - with two copies of the chinchilla spotting gene and at least one copy of the fading yellow gene - no known self analog, Lynx - A-bbggRr sometimes also mm or Mm - depends on club, Fawn - A-rr - not recommended to carry bb since it will lighten the body color, Russian Blue Agouti - A-rbrb - fewer dilutes gives a better color, Seal Point Siamese - aac(h)c(h) can be A-, Burmese - aac(h)c(h)Bu- can also be on a Himalayan or Albino but points will disappear, Russian Blue Burmese - add rbrb to Burmese, Russian Blue Agouti Burmese - add rbrb to Wheaton, Merle - aamm or aamomo plus unknown modifier, *Black-eyed Siamese and Himalayans - any Siamese or Himalayan with at lease one copy of the Be gene, *Ivory - possibly a PEW plus at least one copy of the Be gene. Blaze English Irish English Irish. Lydia Ramsey, Samantha Lee. The black eyed white (nn) gene can be present with any of the three eye colours, resulting in ruby eyed whites and pink eyed whites. The silk gene (Slk) is co-dominant - meaning there are standard, silk and double silk rats, depending on the number of silk genes a particular rat posesses. (rat pictured is odd-eyed. But its risky and not needed as you can make them safely without it. Markings not to extend onto the cheeks or the eyes. The agouti gene is not present so hairs are not banded and thus the coat is a solid colour. When paired with a black rat the rat will become- " A a ", which is a Heterozygous dominant gene, … Please check what's available before emailing us to ask this as we will refer you back to our website to look at that info since it's already posted there. If the recessibe albino gene (cc) is present, the hair is compeltly devoid of colour, and so appears solid white. 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