Linebreeding is a form of inbreeding practiced by some animal breeders to "fix" desirable traits in a breed of animal, without as high a risk of producing undesirable traits that may occur with close inbreeding. A typical example of linebreeding would be what in human parlance would be considered a mating of first cousins or more distantly related individuals who share a common ancestor. While linebreeding is less likely to cause problems in the first generation than does inbreeding, over time,… (More on Linebreeding)