    42

    polygamy, see George Peter Murdock, Social Structure, The Macmillan Company,

    New York, 1949, p. 36.  Murdock was professor of anthropology at Yale University.

    27. Their name may sound silly, but mongongo nuts are serious groceries for the

    Kalahari Desert's !Kung bushmen.  These little morsels supply 50% of the !Kung's

    vegetable diet.  The average !Kung eats 300 of them a day.  Yet gathering

    mongongo nuts is as easy as taking a stroll. The nuts strew the landscape in such

    abundance that thousands "rot on the ground each year for want of picking."

    (Richard Borshay Lee, "The Hunters: Scarce Resources in the Kalahari," James P.

    Spradley and David W. McCurdy, ed., Conformity and Conflict: Readings In

    Cultural Anthropology, p. 195-6.  See also Allen W. Johnson & Timothy Earle, The

    Evolution of Human Societies: From Foraging Group to Agrarian State, pp. 40-41.)

    28. Douglass H. Morse, Behavioral Mechanisms In Ecology, Harvard University

    Press, Cambridge, Massachusetts, 1980, pp. 170-71.  Edward O. Wilson,

    Sociobiology, p. 165.

    29. For more on the relationship between parental workloads, polygamy and

    plumage, see John Tyler Bonner, The Evolution of Culture in Animals, pp. 156-158.

    30. Douglass H. Morse, Behavioral Mechanisms In Ecology, pp. 203-205. Konrad

    Lorenz, On Aggression, p. 40.  Edward O. Wilson, Sociobiology, p. 68.

    31. Morse, Behavioral Mechanisms in Ecology, p. 206.

    32. John Naisbitt, Megatrends: Ten New Directions Transforming Our Lives,

    Warner Books, New York, 1984, pp. 2-5.  The Center For Popular Economics

    places the shift away from muscle-oriented jobs like farming, logging and factory

    work even earlier.  It points out that "As early as 1950, more than half the labor

    force worked in service jobs." (Nancy Folbre, The Center for Popular Economics, A

    Field Guide To The U.S. Economy, Pantheon Books, New York, 1987, p. 2.2 (sic).

    33. U.S. Bureau of the Census, Statistical Abstracts of the United States: 1988

    (108th edition), Washington, D.C., 1987, p. 428.

    34.  An additional factor may have contributed to the well-documented physiological

    demasculinization of men during the last half of the 20th century--estrogen-aping

    environmental chemicals.  For a thorough review of the research on this topic, see

    Janet Raloff, "That Feminine Touch: Are men suffering from prenatal or childhood

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