 Taking them without permission, Mjöberg passed them off as kangaroo bones to get them out of the country.His attitude was representative of the Social Darwinism of the times according to Dr Hallgren, who writes that the popular "Gothic Horror" presentation, and demonising Aborigines was the context and "justification" for Mjöberg's hunting for skeletons.It was designed to impress his audience of his work as an adventurer.