Publications
Publications
- S. Freedberg, R. M. Bowden, M. A. Ewert, D. R. Sengelaub and C. E. Nelson.
2006. Long-term sex reversal by oestradiol in amniotes with heteromorphic sex chromosomes. Biology Letters. 2:378-381.
- S. Freedberg, C. E. Nelson, and M. A. Ewert. 2006. Estradiol-17? induces
lasting sex reversal at male-producing temperatures in Kinosternid turtles.
Journal of Herpetology.40:95-98.
- S. Freedberg, M. A. Ewert, B. J. Ridenhour, M. Neiman, and C. E. Nelson. 2005.
Nesting fidelity and molecular evidence for natal homing in the freshwater turtle, Graptemys kohnii. Proceedings of the Royal Society of London: Biological Sciences. 272:345-350.
- S. Freedberg, A. Stumpf, M. A. Ewert, and C. E. Nelson. 2004. Developmental
environment has long lasting effects on behavioral performance in two
turtles with environmental sex determination. Evolutionary Ecology
Research 6:739-747.
- S. Freedberg and M. J. Wade. 2004. Male combat favours female-biased sex
ratios under environmental sex determination. Animal Behaviour 67:177-181.
- S. Freedberg. 2002. Whole brood mortality increases the opportunity for female-biased sex ratios under local mate competition. Evolutionary Ecology
Research 4:421-429.
- R. M. Bowden, M. A. Ewert, S. Freedberg, and C. E. Nelson. 2002. Maternally
derived yolk hormones vary in follicles of the painted turtle, Chrysemys picta. Journal of Experimental Zoology 293:67-72.
- S. Freedberg, M. A. Ewert, and C. E. Nelson. 2001. Environmental effects on
fitness and consequences for sex allocation in a reptile with environmental
sex determination. Evolutionary Ecology Research 3:953-967.
- S. Freedberg and M. J. Wade. 2001. Cultural inheritance as a mechanism for
population sex-ratio bias in reptiles. Evolution 55:1049-1055
- M. Nickels, C. Nelson, D. Karpa-Wilson, S. Freedberg, and N. Murphy. 2001.
Molecular sequences and primate evolution: An amino acid example. in Tested Studies for Laboratory Teaching. 22:339-344. Association for Biology Laboratory Education.
- C. Nelson, M. Nickels, D. Karpa-Wilson, S. Freedberg, and N. Murphy. 2001.
Human origins: Hominoid skull comparisons. in Tested Studies for
Laboratory Teaching. 22:347-350. Association for Biology Laboratory
Education.
In Press
- Freedberg and D. R. Bowne. Monitoring juveniles across years reveals non-
Fisherian sex ratios in a reptile with environmental sex determination.
Evolutionary Ecology Research.
- Freedberg and D. R. Taylor. Sex ratio variance and the maintenance of
environmental sex determination. Journal of Evolutionary Biology.

