Negev additives. Vegetation in the Negev is sparse, but certain trees and plants thrive there, among them "Acacia", "Pistacia", "Retama", "Urginea maritima" and "Thymelaea". A small population of Arabian leopards, an endangered animal in the Arabian peninsula, survives in the southern Negev. The Negev Tortoise ("Testudo werneri") is a critically endangered species that currently lives only in the sands of the western and central Negev Desert. The Negev shrew ("Crocidura ramona") is a species of mammal of the family Soricidae found only in Israel. "Hyphaene thebaica" or doum palm can be found in the Southern Negev. Evrona is the most northerly
Mojave Desert succulents. As you move down the gradient, this area is described to be the upper and lower bajada, then you move into playa and salina, and finally you will reach the river. Drought deciduous plants are found in the alluvial fans and upper bajada. Evergreen perennials are found in some parts of the upper bajada, but it is mostly found in lower bajada. Once the salinity increases, you will find more salt-tolerant plants. In the river areas, deep-rooted plants reside. Due to the harsh and dry conditions in the desert, the plants have adapted to have succulent leaves, with CAM