Sort By:
  1. Mating behavior patterns in two sympatric species of xiphophorin fishes : their inheritance and significance in sexual isolation. Bulletin of the AMNH ; v. 103, article 2
    By: Aronson, Lester R. (Lester Ralph), 1911- - Clark, Eugenie. - Gordon, Myron, 1899-1959.
    Publication info: New York : [American Museum of Natural History] 1954
    Contributed by: American Museum of Natural History Library
    Subjects: Behavior  Courtship in animals  Hybridization  Isolating mechanisms  Sexual selection in animals  Xiphophorus helleri  Xiphophorus maculatus  
    View Book (External)
  2. The descent of man, and selection in relation to sex. By Charles Darwin ...
    By: Darwin, Charles,
    Publication info: New York,D. Appleton and company,1871.
    Contributed by: Princeton Theological Seminary Library (archive.org)
    Subjects: Evolution (Biology)  Human beings  Origin  Sex differences  Sexual dimorphism (Animals)  Sexual selection in animals  
    View Book
  3. The descent of man, and selection in relation to sex. By Charles Darwin.
    By: Darwin, Charles,
    Publication info: New York,D. Appleton and company,1872.
    Contributed by: MBLWHOI Library
    Subjects: Evolution (Biology)  Human beings  Origin  Sex differences  Sexual dimorphism (Animals)  Sexual selection in animals  
    BHL Collections: MBLWHOI Library, Woods Hole
    View Book
  4. The descent of man, and selection in relation to sex / by Charles Darwin.
    By: Darwin, Charles,
    Publication info: New York :D. Appleton and Co.,1873.
    Contributed by: MBLWHOI Library
    Subjects: Evolution  Human beings  Natural selection  Origin  Sexual dimorphism (Animals)  Sexual selection in animals  
    BHL Collections: MBLWHOI Library, Woods Hole
    View Book
  5. The descent of man, and selection in relation to sex.
    By: Darwin, Charles,
    Edition: Reprinted from 2d English ed. rev. and augm.
    Publication info: New York,A.L. Burt,[1874]
    Contributed by: University of California Libraries (archive.org)
    Subjects: Evolution  Heredity  Human beings  Natural selection  Origin  Sex differences  Sexual dimorphism (Animals)  Sexual selection in animals  
    View Book
  6. The descent of man, and selection in relation to sex /
    By: Darwin, Charles,
    Publication info: Princeton, N.J. :Princeton University Press,1981.
    Contributed by: Brigham Young University Hawaii, Joseph F. Smith Library (archive.org)
    Subjects: Evolution (Biology)  Human beings  Origin  Sex differences  Sexual dimorphism (Animals)  Sexual selection in animals  
    View Book