The Lori-Bakhtiari fat-tailed sheep is one of the most important heavyweight native breeds of Iran. The breed is robust and well-adapted to semi-arid regions and an important resource for smallholder ...

I appreciate your excellent and educational work. I’m just starting out in farming, and I’m learning a lot. I appreciate the topics that have already been covered in this column; it has been a great ...

Sex, mating systems, inbreeding, and outbreeding / Nickolas M. Waser -- Theoretical perspectives. Theory and data pertinent to the relationship between heterozygosity and fitness / Jeffry B. Mitton -- ...

Purebred dogs might look flawless on the outside, but their beauty often hides a disturbing genetic truth. For generations, breeders have prioritized traits like coat color and snub noses over genetic ...

Inbreeding depression describes the reduction in biological fitness arising when closely related individuals mate. By increasing homozygosity, it exposes deleterious recessive alleles and reduces ...