While intermarriage between natives and survivors is indeed quite plausible ( though AFAIK, no DNA tests have proven this yet as of 2012 ), that does not mean that it's the cause of blondism, as it's also present elsewhere where there are no wrecked European ships, much less shipwrecked Europeans.
12.
These people are considered to be Negritos, whose skin ranges from dark to very dark brown, and possessing features such as a small stature and frame; hair of a curly to kinky texture and a higher frequency of naturally lighter colour ( blondism ) relative to the general population; small nose; and dark brown eyes.
13.
In Italy, according to 20th century geneticist Biasutti, 12 % of Italians exhibit various shades of blond, but regional contrasts are pronounced with a greater occurrence in the Northern and Central regions ( Veneto, Friuli, Valle d'Aosta and Bolzano ), where the figure can reach 15 20 %, and a lesser occurrence in the South ( average of around 2-7 % ), with the exception of Benevento and surrounding area where blondism reaches 10 14.9 %.
14.
Also, Alice Springs " is in the NT ", so if there is a tribe near there with blondism, then there can't be 0 % occurrence in the NT . And there is a bit of a fad for younger aborigines of both genders to bleach their hair ( it's not restricted to them either ), which I think is more likely the origin of some photos of young, blond indigenous Australians . talk ) 02 : 19, 16 July 2012 ( UTC)