a rock with a carving of a bird on it

Petroglyph depicting a possibly sleeping antelope, Tin Taghirt, Parc national Tassili n’Ajjer, southern Algeria "Gazelle couchée", Tin Taghirt, Tassili n’Ajjer, sud de l'Algérie Dider engravings go beyond 7000 BC photo by rouichi / switzerland