The men gloated over, compared, and often swapped their prizes. It was a brutal, ghastly ritual the likes of which have occurred since ancient times on battlefields where the antagonists have possessed a profound mutual hatred. It was uncivilized, as is all war, and was carried out with that particular savagery that characterized the struggle between the Marines and the Japanese. It wasn’t simply souvenir hunting or looting the enemy dead; it was more like Indian warriors taking scalps.