- MigrationsofheavilyarmedArabcattle-herdersintothelusherwetlandsoftheDinkaatthebeginningofeachdryseasonhavecausedviolencefordecades.Butinthenew,lushersavannah,gazellewereplentifulandtheytendedtostayinoneplacethroughouttheyear,sothehumanssettleddownwit...
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