In other species: cattle , dog , sheep , domestic cat , Rhesus monkey

Possibly relevant human trait(s) and/or gene(s)s (MIM numbers): 104000 (trait) , 104100 (trait) , 104110 (trait) , 104130 (trait) , 147770 (trait) , 203600 (trait) , 203650 (trait) , 203655 (trait)

Mendelian trait/disorder: yes

Mode of inheritance: Multifactorial

Considered a defect: yes

Key variant known: no

Cross-species summary: Lack of hair or wool or feathers

History: This disorder is one of the characteristic features of the DAM line of chickens (see OMIA 000034-9031).

Inheritance: Somes (1990) includes this in his list of inherited traits, classifying it as "probably polygenic"