![](/files/03/73/87/f037387/public/a174427bdf448e53ce20e149b0ddeee1.gif) | testosterone and plumage, 29
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![](/files/03/73/87/f037387/public/a174427bdf448e53ce20e149b0ddeee1.gif) | Blackfoot Indians, 40, 138
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![](/files/03/73/87/f037387/public/a174427bdf448e53ce20e149b0ddeee1.gif) | Blue-collar jobs, 47, 147148, 148
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![](/files/03/73/87/f037387/public/a174427bdf448e53ce20e149b0ddeee1.gif) | Boars, 30
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![](/files/03/73/87/f037387/public/a174427bdf448e53ce20e149b0ddeee1.gif) | Body art or piercings, 83, 126. See also Tattoos.
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![](/files/03/73/87/f037387/public/a174427bdf448e53ce20e149b0ddeee1.gif) | Bond, James, 5
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![](/files/03/73/87/f037387/public/a174427bdf448e53ce20e149b0ddeee1.gif) | Booth, Alan, 109, 131132
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![](/files/03/73/87/f037387/public/a174427bdf448e53ce20e149b0ddeee1.gif) | Boston, MA, study of testosterone in men, 17, 17 , 149
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![](/files/03/73/87/f037387/public/a174427bdf448e53ce20e149b0ddeee1.gif) | Brain and mind, 1922
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![](/files/03/73/87/f037387/public/a174427bdf448e53ce20e149b0ddeee1.gif) | adrenal glands, hypothalamus, and testosterone levels, 20, 39, 121
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![](/files/03/73/87/f037387/public/a174427bdf448e53ce20e149b0ddeee1.gif) | civilizing control over testosterone, 21, 94, 150, 164, 175, 186, 193
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![](/files/03/73/87/f037387/public/a174427bdf448e53ce20e149b0ddeee1.gif) | corpus callosum, 43
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![](/files/03/73/87/f037387/public/a174427bdf448e53ce20e149b0ddeee1.gif) | Einstein's, 6465
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