Fat - tailed sheep breeds comprise approximately 25 % of the world sheep population .
Fat - tailed sheep breeds are commonly found in northern parts of Africa , the Middle East , Pakistan , Afghanistan , Iran , North India , Western China , Somalia and Central Asia .
Fat - tailed sheep breeds comprise approximately 25 % of the world sheep population , and are commonly found in northern parts of Africa , the Middle East , Pakistan , Afghanistan , Iran , North India , Western China , Somalia and Central Asia .