feral camels
Camelus dromedarius
  the first sighting of camels on the Newhaven property was in the early 1960s, and since then the population of these ferals have expanded dramatically, doubling every ten years; it is estimated that there are about 500 - 1000 camels entering Newhaven each year from the south and southwest  
  Southern Cross Bore, Newhaven Reserve - 7th September 2006