Berber calendar December - 13 January), and 20 "black nights" (Berber: "iḍan tiberkanin/isṭṭafen", Arabic "al-lyali al-sud"), beginning on the first day of "yennayer", corresponding to the Gregorian 14 January. The first day of the year is celebrated in various ways in the different parts of North Africa. A widespread tradition is a meal with particular foods, which vary from region to region (such as a couscous with seven vegetables). In some regions, it is marked by the sacrifice of an animal (usually a chicken). In Algeria, such a holiday is celebrated even by many people who don't use the Berber calendar in
Berber Revolt remain in place for the next few centuries. It is alleged that pastoral Berber mountaineers remained behind in the highlands around Astorga and León. These trapped Berber communities were called ""Maragatos"" by the local Christian Leonese (etymology uncertain, possibly from "mauri capti", "captive Moors"). Although eventually converted to Christianity, the "Maragatos" retained their distinctive dress, customs and lifestyle of Berber origin down to the early modern era. Through much of the winter of 741-42, the remnant of the Syrian expedition, some 10,000 men, under Balj ibn Bishr, remained trapped in Ceuta, besieged by the Berber rebels. The Andalusian ruler Abd