• publisher: Princeton, N.J. : Princeton University Press
  • creator: Darwin, Charles, 1809-1882
  • Keyword: Evolution (Biology) Sexual selection in animals. Sexual dimorphism (Animals) Sex differences. Human beings Origin.
  • years: 1981.
  • pages: xli, 475 p., x p. :
  • class: QH365
  • isbn: 0691082782
  • notes: Reprint of the 1871 ed. published by J. Murray, London.
  • download: pdf file