Twenty adult Baladi does. raised at the Desert Research Station at Maryout (35 km. southwest of Alexandria}, were used during autumn and winter seasons. to study the characteristics of hair coat cover (fibre length, fibre type ratio recorded monthly from six different body regions; wither. hip. back. shoulder. mid—side and Britch; as well as histological changes in the skin to estimate secondaryr'pn'mary ratio as affected by season. Skin samples were taken from the mid-side of each an