Rat Varieties
Rat colours, markings, coat types, and other varieties including full descriptions, photographs, and genetic information
http://www.hawthorn.org.uk/varieties.asp
Ratsause (Eng)
Ratsause (Eng)
http://www.ratsauce.com/breeds/index.php
Satijn ratjes(Eng)
Satijn ratjes(Eng)
http://www.ratregistry.org/satin.htm
Silverstone
Silverstone
http://www.angelfire.com/sd/silverstone/kleuren.html