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
Incense Route – Desert Cities in the Negev 300 BC to 200 AD, four towns which prospered in the Negev Desert were Avdat, Haluza, Mamshit, and Shivta. These were linked directly with the Mediterranean terminus of both the Incense Road and spice trade routes. During the peak period of prosperity the route included cities, Qanat irrigation systems, fortresses, and caravanserai The east–west "incense route", which operated from 400 BC to 200 AD, brought economic progress to the Nabataeans; the trade diminished when Romans occupied Petra which was then Jordan's capital of the Nabataean Empire. The Nabataeans had occupied this territory in the 6th century BC following the Edomites