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
Proto-Berber language Proto-Berber language Proto-Berber is the reconstructed proto-language from which the modern Berber languages stem. Proto-Berber was an Afroasiatic language, and as such, its descendant Berber languages are cousins to the Egyptian language, Cushitic languages, Semitic languages, Chadic languages, and the Omotic languages. Proto-Berber shows features that clearly distinguish it from all other branches of Afroasiatic, but modern Berber languages are relatively homogeneous. Whereas the split from the other known Afroasiatic branches was very ancient, on the order of 10,000~9,000 years ago, according to glottochronological studies, Proto-Berber might be as recent as 3,000 years ago. Louali & Philippson (2003) propose, on