Cry of the Kalahari Cry of the Kalahari Cry of the Kalahari (1984) is an autobiographical book detailing two young American zoologists, Mark and Delia Owens, and their experience studying wildlife in the Kalahari desert in Botswana in the mid-1970s. There they lived and worked for seven years in an unexplored area named Deception Valley in the Central Kalahari Game Reserve. With no roads and no people and the nearest civilization eight hours away they had only each other and the animals they studied as company, most of which had never seen humans before. Their research focused mainly on lions, brown hyenas, jackals and
Libyan Desert Algeria. The sand seas contain dunes up to 512 meters in height, and cover approximately one quarter of the total desert region. Other features are the Aswad al Haruj (the "Black Desert"), a large circular region of black volcanic shield in the centre of the country, and the Hamada al Hamra (the "Red Desert") a rocky plateau to the west, on the Tunisian border, coloured by iron oxide deposits. To the southeast, between Kufra and the Libya-Egypt-Sudan border, lies the Jebel Arkenu, with the associated Arkenu structures, thought to be caused by meteorite strikes. North of the Gilf Kebir plateau,