Other scholars, however, argue that although the domestication of camels became a factor of importance about the end of the second millennium, this does not mean that camels were not used earlier.
क्योंकि जब इन्हें लिखा गया उस दौरान ऊँट को पालतू जानवर के तौर पर इस्तेमाल नहीं किया जाता था ।