Web Site accessed January 12, 2008 "Horse coat color and Genetic Disorder Testing" (页面存档备份,存于互联网档案馆) Animal Genetics Inc. new Gray Gene Testing for horses
Horse Genetics, Information, & Photos "Horse coat color and Genetic Disorder Testing" (页面存档备份,存于互联网档案馆) Animal Genetics Inc. new Gray Gene Testing for horses
在馬匹的毛色上擁有STX17 基因 G/G, G/g所致。不論什麼原毛色,毛髮皆為灰色。 "Horse coat color and Genetic Disorder Testing" (页面存档备份,存于互联网档案馆) Animal Genetics Inc. new Gray Gene Testing for horses
在馬匹的原毛色上擁有稀釋基因 KIT Rn/Rn, Rn/w 所致。 "Horse coat color and Genetic Disorder Testing" (页面存档备份,存于互联网档案馆) Animal Genetics Inc. new Gray Gene Testing for horses
澳洲各州代表哺乳動物列表如下: 澳洲各州州鳥列表 澳洲各州州花列表 Guidelines on the Use of the Commonwealth Coat of Arms. Department of the Prime Minister and Cabinet. [2007-10-18]. (原始内容存档于2007-08-28)