Don Koehler it was a job that spared him from living in any "freak show business". Later in life, he suffered from the medical condition kyphosis, resulting in (often severe) curvature of the spine. Koehler died in 1981 in Chicago from a reported heart condition, by which time he was estimated to be about 239 cm (7'10") tall. He was 55 years old. Don Koehler Donald A. Koehler (September 1, 1925 – February 26, 1981) is one of 17 known people in medical history to reach a height of 8 feet (2.44 m) or more. He was generally recognized as the tallest
Sexual selection in humans their beauty or fine plumages, and that the artistic faculties in humans belong to their spiritual nature and therefore cannot be connected to natural selection, which only affects the animal nature. Darwin was accused of looking to the evolution of early human ancestors through the moral codes of the 19th century Victorian society. Joan Roughgarden, citing elements of sexual behavior in animals and humans that cannot be explained by the sexual-selection model, suggested that the function of sex in human evolution was primarily social. Joseph Jordania suggested in 2011 that in explaining such human morphological and behavioral characteristics as singing,