Please contact me if you would like PDF copies of any of these manuscripts.

Peer-Reviewed Publications (*student co-author)

25. Van Dyke, J.U. and O.W. Griffith. In Press. Mechanisms of reproductive allocation as drivers of developmental plasticity in reptiles. Journal of Experimental Zoology A: Ecological and Integrative Physiology.

24. *Petrov, K. *H. Stricker, J.U. Van Dyke, G. Stockfeld, P. West, and R.J. Spencer. In Press. Nesting habitat of the broad-shelled turtle (Chelodina expansa). Australian Journal of Zoology.

23. Spencer, R.J. J.U. Van Dyke, *K. Petrov, B. Ferronato, F. Mcdougall, M. Austin, C. Keitel, and A. Georges. 2018. Profiling a possible rapid extinction event in a long-lived species. Biological Conservation. 221: 190-197.

22. Spencer, R.J., J.U. Van Dyke, and M.B. Thompson. 2017. Critically evaluating best management practices for preventing freshwater turtle extinctions. Conservation Biology. 31(6): 1340-1349.

21. Beaupre, S.J., J. Agugliaro, J.U. Van Dyke, and F. Zaidan III. 2017. Annual energy budgets of the Timber Rattlesnake: advancements, refinements, and open questions. Pp 96-107 in Biology of the Rattlesnakes, Vol. 2. eds. M.J. Dreslik, W.K. Hayes, S.J. Beaupre, and S.P. Mackessy. ECO Herpetological Publishing and Distribution, Rodeo, NM.

20. *McGlashan, J.K., M.B. Thompson, J.U. Van Dyke, and R.-J. Spencer. 2017. Thyroid hormones reduce incubation period without developmental or metabolic costs in Murray River short-necked turtles (Emydura macquarii). Physiological and Biochemical Zoology. 90(1): 34-46.

19. Van Dyke, J.U., *C.M. Bodinof Jachowski, D.A. Steen, B.P. Jackson, and W.A. Hopkins. 2017. Spatial differences in trace element bioaccumulation in turtles exposed to a partially remediated coal fly-ash spill. Environmental Toxicology and Chemistry. 36(1): 201-211.

18. Spencer, R.-J., J.U. Van Dyke, and M.B. Thompson. 2016The ‘Ethological Trap’: Functional and numerical responses of highly efficient invasive predators driving prey extinctions. Ecological Applications. 26(7): 1969-1983.

17. *Dormer, J., J.M. Old, J.U. Van Dyke, and R.-J. Spencer. 2016. Incubation temperature affects development order of morphological features and staging criteria in turtle embryos. Journal of Zoology. 299(4): 284-294.

16.    Van Dyke, J.U., L.A. Lindsay, C.R. Murphy, and M.B. Thompson. 2015. Carbonic anhydrase II is found in the placenta of a viviparous, matrotrophic lizard and likely facilitates embryo-maternal CO2 transport. Journal of Experimental Zoology B: Molecular and Developmental Evolution. 324(7): 636-646.

15.    *Griffith, O.W., D.G. Blackburn, M.C. Brandley, J.U. Van Dyke, C.M. Whittington, and M.B. Thompson. 2015. Ancestral state reconstructions require biological evidence to test evolutionary hypotheses: A case study examining the evolution of reproductive mode in squamate reptiles. Journal of Experimental Zoology B: Molecular and Developmental Evolution. 324(6): 493-503.

14.    Steen, D.A., J.U. Van Dyke, B.P. Jackson, and W.A. Hopkins. 2015. Reproduction and hatchling performance in freshwater turtles associated with a remediated coal fly-ash spill. Environmental Research. 138: 38-48.

13.    Van Dyke, J.U. 2014. Cues for reproduction in squamate reptiles. Pp 109-143 in Lizard Phylogeny and Reproductive Biology. Eds J.L. Rheubert, D.S. Siegel, and S.E. Trauth. CRC Press, Boca Raton, FL.

12.    Van Dyke, J.U., D.A. Steen, B.P. Jackson, and W.A. Hopkins. 2014. Maternal transfer and embryonic assimilation of trace elements in freshwater turtles after remediation of a coal fly-ash spill. Environmental Pollution. 194: 38-49.

11.    Van Dyke, J.U., *O.W. Griffith, and M.B. Thompson. 2014. High food abundance permits the evolution of placentotrophy: evidence from a placental lizard, Pseudemoia entrecasteauxii. The American Naturalist. 184(2): 198-210.

10.    Steen, D.A., *B.C. Hopkins, J.U. Van Dyke, and W.A. Hopkins. 2014. Prevalence of ingested fish hooks in freshwater turtles from five rivers in the southeastern United States.  PLoS One. 9(3): e91368.

9.    Van Dyke, J.U., M.C. Brandley, and M.B. Thompson. 2014. The evolution of viviparity: molecular and genomic data from squamate reptiles advance understanding of live birth in amniotes. Reproduction. 147(1): R15-R26.

8.    Van Dyke, J.U., M.L. Beck, B.P. Jackson, and W.A. Hopkins. 2013. Interspecific differences in egg production affect egg trace element concentrations after a coal fly-ash spill. Environmental Science and Technology. 47(23): 13763-13771.

7.    Van Dyke, J.U., W.A. Hopkins, and B.P. Jackson. 2013. Influence of relative trophic position and carbon source on selenium bioaccumulation in turtles from a coal fly-ash spill site. Environmental Pollution. 182: 45-52. 

6.    *Griffith, O.W., J.U. Van Dyke, and M.B. Thompson. 2013. No implantation in an extrauterine pregnancy of a placentotrophic reptile. Placenta. 34(6): 510-511. 

5.     Van Dyke, J.U., S.J. Beaupre, and D.L. Kreider. 2012. Snakes allocate amino acids acquired during vitellogenesis to offspring: are capital and income breeding consequences of variable foraging success? Biological Journal of the Linnean Society. 106: 390-404.

4.    Van Dyke, J.U. and S.J. Beaupre. 2012. Stable isotope tracer reveals that viviparous snakes transport amino acids to offspring during gestation.  The Journal of Experimental Biology. 215(5): 760-765. 

3.    Van Dyke, J.U. and S.J. Beaupre. 2011. Bioenergetic components of reproductive effort in viviparous snakes: Costs of vitellogenesis exceed costs of pregnancy. Comparative Biochemistry and Physiology, A. 160: 504-515. 

2.    Van Dyke, J.U., M.V., Plummer, and S.J. Beaupre. 2011. Residual yolk energetics and postnatal shell growth in smooth softshell turtles, Apalone mutica. Comparative Biochemistry and Physiology, A.  158: 37-46. 

1.    Van Dyke, J.U. and M.S. Grace. 2010. The role of thermal contrast in infrared-based defensive targeting by the copperhead, Agkistrodon contortrix. Animal Behaviour. 79: 993-999. 


Peer Reviewed Natural History Notes (*student coathor, †citizen scientist)

6.    Manning, G.J., J.U. Van Dyke, and †B. Birchfield. 2007. Geographic distribution. Hyla cinerea. Franklin Co., AR. Herpetological Review. 38(4): 475.

5.    Van Dyke, J.U., G.J. Manning, and †B. Birchfield. 2007. Geographic distribution. Hyla cinerea. Crawford Co., AR. Herpetological Review. 38(4): 475.

4.    Van Dyke, J.U. and M.S. Grace.  2005. Natural History Note: Defensive behavior of Elaphe guttata guttata. Herpetological Review. 36(2): 194.

3.    Grace, M.S. and J.U. Van Dyke. 2004. Geographic distribution. Ramphotyphlops braminus. Brevard Co., FL. Herpetological Review. 35(3): 293-294.

2.    Van Dyke, J.U.  2004. Geographic distribution. Seminatrix pygaea. Okeechobee Co., FL. Herpetological Review. 35(1):84.

1.    Van Dyke, J.U. 2004. Geographic distribution. Hemidactylus mabouia. Brevard Co., FL. Herpetological Review. 35(1):82.