Cole, C. J. 1984. Unisexual lizards. Sci. Am.
250:94–100 (Jan.). Some populations of
whiptail lizards from the American southwest
consist only of females that reproduce
by virgin birth.
Crews, D. 1994. Animal sexuality. Sci. Am.
270:108–114 (Jan.). Sex is determined
genetically in mammals and most other
vertebrates, but not in many reptiles and
fishes which lack sex chromosomes altogether.
The author describes nongenetic sex
determination and suggests a new framework
for understanding the origin of sexuality.
Forsyth, A. 1986. A natural history of sex: the
ecology and evolution of sexual behavior.
New York, Charles Scribner’s Sons. Engagingly
written, factually accurate account of
the sex lives of animals from unicellular
organisms to humans, abounding in
imagery and analogy. Highly recommended.
Halliday, T. 1982. Sexual strategy. Survival in the
wild. Chicago, University of Chicago Press. Semipopular treatment of sexual strategies,
especially vertebrate mating systems, rested
in a framework of natural selection. Wellchosen
Jameson, E. W. 1988. Vertebrate reproduction.
New York, John Wiley & Sons. Comparative
treatment of diversity of reproductive
patterns in vertebrates; includes parental
investment and environmental responses.
Jones, R. E. 1997. Human reproductive biology,
ed. 2. San Diego, Academic Press. Thorough
treatment of human reproductive
Lombardi, J. 1998. Comparative vertebrate
reproduction. Boston, Kluwer Academic
Publishers. Comprehensive coverage of vertebrate
Maxwell, K. 1994. The sex imperative: an evolutionary
tale of sexual survival. New York,
Plenum Press. Witty survey of sex in the
Michod, R. E. 1995. Eros and evolution: a natural
philosophy of sex. Reading, Massachusetts,
Addison-Wesley Publishing Company. In this engaging book, the author
argues that sex evolved as a way of coping
with genetic errors and avoiding homozygosity.
Pollard, I. 1994. A guide to reproduction: social
issues and human concerns. Cambridge,
Cambridge University Press. This comprehensive
treatment of human reproduction
extends biology to the social and environmental
consequences of human reproductive