Berber flag on Las Palmas in the Canary Islands, which were formerly inhabited by the Guanches, an ancient Berber people. The flag is composed of blue, green, and yellow horizontal bands of the same height, and a Tifinagh letter "yaz" or "aza". Each colour corresponds to an aspect of Tamazgha, the territory inhabited by Berbers in North Africa: The "yaz" (ⵣ) symbolizes the "free man", which is the meaning of the Berber word "amazigh", the Berbers' own name for themselves (endonym). It is in red, the colour of life, and also the colour of resistance. The Berber flag thus symbolizes the entire
Proto-Berber language are the only Berber languages to preserve Proto-Berber *β as β; elsewhere in Berber it becomes "h" or disappears. The Proto-Berber consonantal system reconstructed by Allati (cf. Allati, 2002, 2011) is based on remains from the ancient stages of this language preserved in the ancient toponymical stratas, in Libyan inscriptions and in the modern Berber varieties. It had stops b, t, d, k, g; fricative s; nasal n and liquids l, r. The stops of the phonological system have evolved since the proto-Berber stage into variants from which other consonants have been progressively formed (Allati, 2002, 2011). Karl G. Prasse