Fredric Janzen, Ph.D. - Publications

Affiliations: 
Iowa State University, Ames, IA, United States 
Website:
http://www.public.iastate.edu/~fjanzen/

110 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2024 Cordero GA, Balk ML, Pérez-González CE, Solberg LM, Doody JS, Plummer MV, Janzen FJ. Geographic variation in incubation temperatures promoting viable offspring production in broadly co-distributed turtles. Journal of Experimental Zoology. Part a, Ecological and Integrative Physiology. PMID 38436056 DOI: 10.1002/jez.2802  0.805
2023 Bodensteiner BL, Iverson JB, Lea CA, Milne-Zelman CL, Mitchell TS, Refsnider JM, Voves K, Warner DA, Janzen FJ. Mother knows best: nest-site choice homogenizes embryo thermal environments among populations in a widespread ectotherm. Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences. 378: 20220155. PMID 37427473 DOI: 10.1098/rstb.2022.0155  0.74
2023 Krueger CJ, Janzen FJ. On the origin of patterns of temperature-dependent sex determination. Evolution; International Journal of Organic Evolution. 77: 1091-1100. PMID 36801993 DOI: 10.1093/evolut/qpad029  0.305
2022 Reinke BA, Cayuela H, Janzen FJ, Lemaître JF, Gaillard JM, Lawing AM, Iverson JB, Christiansen DG, Martínez-Solano I, Sánchez-Montes G, Gutiérrez-Rodríguez J, Rose FL, Nelson N, Keall S, Crivelli AJ, et al. Diverse aging rates in ectothermic tetrapods provide insights for the evolution of aging and longevity. Science (New York, N.Y.). 376: 1459-1466. PMID 35737773 DOI: 10.1126/science.abm0151  0.643
2021 Bronikowski AM, Reinke BA, Hoekstra L, Janzen FJ, Miller DAW. Joint estimation of growth and survival from mark-recapture data to improve estimates of senescence in wild populations: Reply. Ecology. e03571. PMID 34706059 DOI: 10.1002/ecy.3571  0.561
2020 Sethuraman A, Janzen FJ, Weisrock DW, Obrycki JJ. Insights from Population Genomics to Enhance and Sustain Biological Control of Insect Pests. Insects. 11. PMID 32708047 DOI: 10.3390/Insects11080462  0.749
2020 Warner DA, Mitchell TS, Bodensteiner BL, Janzen FJ. Sex and Incubation Temperature Independently Affect Embryonic Development and Offspring Size in a Turtle with Temperature-Dependent Sex Determination. Physiological and Biochemical Zoology : Pbz. 93: 62-74. PMID 31808735 DOI: 10.1086/706786  0.67
2019 Fanter CE, Lin Z, Keenan SW, Janzen FJ, Mitchell TS, Warren DE. Development-specific transcriptomic profiling suggests new mechanisms for anoxic survival in the ventricle of overwintering turtles. The Journal of Experimental Biology. PMID 31862849 DOI: 10.1242/Jeb.213918  0.466
2019 Reinke BA, Hoekstra L, Bronikowski AM, Janzen FJ, Miller D. Joint estimation of growth and survival from mark-recapture data to improve estimates of senescence in wild populations. Ecology. PMID 31471965 DOI: 10.1002/Ecy.2877  0.577
2019 Cordero GA, Stearns S, Quinteros K, Berns CM, Binz SM, Janzen F. The postembryonic transformation of the shell in emydine box turtles. Evolution & Development. e12307. PMID 31441599 DOI: 10.1111/Ede.12307  0.316
2019 Radchuk V, Reed T, Teplitsky C, van de Pol M, Charmantier A, Hassall C, Adamík P, Adriaensen F, Ahola MP, Arcese P, Miguel Avilés J, Balbontin J, Berg KS, Borras A, Burthe S, ... ... Janzen F, et al. Adaptive responses of animals to climate change are most likely insufficient. Nature Communications. 10: 3109. PMID 31337752 DOI: 10.1038/S41467-019-10924-4  0.327
2019 Janzen FJ, Delaney DM, Mitchell TS, Warner DA. Do covariances between maternal behavior and embryonic physiology drive sex-ratio evolution under environmental sex determination? The Journal of Heredity. PMID 30982894 DOI: 10.1093/jhered/esz021  0.669
2019 Bodensteiner BL, Warner DA, Iverson JB, Milne-Zelman CL, Mitchell TS, Refsnider JM, Janzen FJ. Geographic variation in thermal sensitivity of early life traits in a widespread reptile. Ecology and Evolution. 9: 2791-2802. PMID 30891217 DOI: 10.1002/ece3.4956  0.799
2019 Mitchell TS, Janzen FJ. Substrate Influences Turtle Nest Temperature, Incubation Period, and Offspring Sex Ratio in the Field Herpetologica. 75: 57. DOI: 10.1655/D-18-00001  0.491
2019 Janzen FJ, Mitchell TS. Substrate Influences Turtle Nest Temperature, Incubation Period, and Offspring Sex Ratio in the Field Herpetologica. 75: 57. DOI: 10.1655/0018-0831-75.1.57  0.491
2019 Carter AL, Bodensteiner BL, Iverson JB, Milne‐Zelman CL, Mitchell TS, Refsnider JM, Warner DA, Janzen FJ. Breadth of the thermal response captures individual and geographic variation in temperature‐dependent sex determination Functional Ecology. 33: 1928-1939. DOI: 10.1111/1365-2435.13410  0.622
2018 Hoekstra LA, Weber RC, Bronikowski AM, Janzen FJ. Sex-specific growth, shape, and their impacts on the life history of a long-lived vertebrate. Evolutionary Ecology Research. 19: 639-657. PMID 32944008  0.575
2018 McGlashan JK, Thompson MB, Janzen FJ, Spencer RJ. Environmentally induced phenotypic plasticity explains hatching synchrony in the freshwater turtle Chrysemys picta. Journal of Experimental Zoology. Part a, Ecological and Integrative Physiology. PMID 30192440 DOI: 10.1002/Jez.2217  0.623
2018 Mitchell TS, Janzen FJ, Warner DA. Quantifying the effects of embryonic phenotypic plasticity on adult phenotypes in reptiles: A review of current knowledge and major gaps. Journal of Experimental Zoology. Part a, Ecological and Integrative Physiology. PMID 29869377 DOI: 10.1002/jez.2187  0.624
2017 Warner DA, Mitchell TS, Bodensteiner BL, Janzen FJ. The effect of hormone manipulations on sex ratios varies with environmental conditions in a turtle with temperature-dependent sex determination. Journal of Experimental Zoology. Part a, Ecological and Integrative Physiology. 327: 172-181. PMID 29356364 DOI: 10.1002/jez.2085  0.665
2017 Telemeco RS, Gangloff EJ, Cordero GA, Polich RL, Bronikowski AM, Janzen FJ. Physiology at near-critical temperatures, but not critical limits, varies between two lizard species that partition the thermal environment. The Journal of Animal Ecology. PMID 28796906 DOI: 10.1111/1365-2656.12738  0.779
2017 Sethuraman A, Janzen FJ, Rubio MA, Vasquez Y, Obrycki JJ. Demographic histories of three predatory lady beetles reveal complex patterns of diversity and population size change in the United States. Insect Science. PMID 28503842 DOI: 10.1111/1744-7917.12481  0.639
2016 Telemeco RS, Gangloff EJ, Cordero GA, Mitchell TS, Bodensteiner BL, Holden KG, Mitchell SM, Polich RL, Janzen FJ. Reptile Embryos Lack the Opportunity to Thermoregulate by Moving within the Egg. The American Naturalist. 188: E13-E27. PMID 27322129 DOI: 10.1086/686628  0.752
2016 Warner DA, Miller DA, Bronikowski AM, Janzen FJ. Decades of field data reveal that turtles senesce in the wild. Proceedings of the National Academy of Sciences of the United States of America. PMID 27140634 DOI: 10.1073/Pnas.1600035113  0.688
2016 Schwanz L, Cordero GA, Charnov EL, Janzen FJ. SEX-SPECIFIC SURVIVAL TO MATURITY AND THE EVOLUTION OF ENVIRONMENTAL SEX DETERMINATION. Evolution; International Journal of Organic Evolution. PMID 26767911 DOI: 10.1111/Evo.12856  0.756
2016 Voves KC, Mitchell TS, Janzen FJ. Does natural visual camouflage reduce turtle nest predation? American Midland Naturalist. 176: 166-172. DOI: 10.1674/0003-0031-176.1.166  0.512
2015 Refsnider JM, Janzen FJ. Temperature-Dependent Sex Determination under Rapid Anthropogenic Environmental Change: Evolution at a Turtle's Pace? The Journal of Heredity. PMID 26245920 DOI: 10.1093/jhered/esv053  0.725
2015 McGaugh SE, Bronikowski AM, Kuo CH, Reding DM, Addis EA, Flagel LE, Janzen FJ, Schwartz TS. Rapid molecular evolution across amniotes of the IIS/TOR network. Proceedings of the National Academy of Sciences of the United States of America. 112: 7055-60. PMID 25991861 DOI: 10.1073/Pnas.1419659112  0.705
2015 Refsnider JM, Reedy AM, Warner DA, Janzen FJ. Do trade-offs between predation pressures on females versus nests drive nest-site choice in painted turtles? Biological Journal of the Linnean Society. 116: 847-855. DOI: 10.1111/Bij.12671  0.758
2015 Bodensteiner BL, Mitchell TS, Strickland JT, Janzen FJ. Hydric conditions during incubation influence phenotypes of neonatal reptiles in the field Functional Ecology. 29: 710-717. DOI: 10.1111/1365-2435.12382  0.612
2015 Mitchell TS, Maciel JA, Janzen FJ. Maternal effects influence phenotypes and survival during early life stages in an aquatic turtle Functional Ecology. 29: 268-276. DOI: 10.1111/1365-2435.12315  0.444
2015 Sethuraman A, Janzen FJ, Obrycki J. Population genetics of the predatory lady beetle Hippodamia convergens Biological Control. 84: 1-10. DOI: 10.1016/J.Biocontrol.2015.01.002  0.631
2014 Spencer RJ, Janzen FJ. A novel hypothesis for the adaptive maintenance of environmental sex determination in a turtle. Proceedings. Biological Sciences / the Royal Society. 281: 20140831. PMID 25009063 DOI: 10.1098/Rspb.2014.0831  0.578
2014 Warner DA, Addis E, Du WG, Wibbels T, Janzen FJ. Exogenous application of estradiol to eggs unexpectedly induces male development in two turtle species with temperature-dependent sex determination. General and Comparative Endocrinology. 206: 16-23. PMID 24954686 DOI: 10.1016/J.Ygcen.2014.06.008  0.535
2014 Jergenson AM, Miller DA, Neuman-Lee LA, Warner DA, Janzen FJ. Swimming against the tide: resilience of a riverine turtle to recurrent extreme environmental events. Biology Letters. 10: 20130782. PMID 24621555 DOI: 10.1098/rsbl.2013.0782  0.786
2014 Refsnider JM, Milne-Zelman C, Warner DA, Janzen FJ. Population sex ratios under differing local climates in a reptile with environmental sex determination Evolutionary Ecology. 28: 977-989. DOI: 10.1007/s10682-014-9710-2  0.763
2014 Sethuraman A, McGaugh SE, Becker ML, Chandler CH, Christiansen JL, Hayden S, LeClere A, Monson-Miller J, Myers EM, Paitz RT, Refsnider JM, VanDeWalle TJ, Janzen FJ. Population genetics of Blanding's turtle (Emys blandingii) in the midwestern United States Conservation Genetics. 15: 61-73. DOI: 10.1007/S10592-013-0521-8  0.764
2014 Sethuraman A, McGaugh SE, Becker ML, Chandler CH, Christiansen JL, Hayden S, LeClere A, Monson-Miller J, Myers EM, Paitz RT, Refsnider JM, VanDeWalle TJ, Janzen FJ. Population genetics of Blanding's turtle (Emys blandingii) in the midwestern United States Conservation Genetics. 15: 61-73. DOI: 10.1007/S10592-013-0521-8  0.764
2013 Mitchell TS, Maciel JA, Janzen FJ. Does sex-ratio selection influence nest-site choice in a reptile with temperature-dependent sex determination? Proceedings. Biological Sciences / the Royal Society. 280: 20132460. PMID 24266033  0.537
2013 Telemeco RS, Warner DA, Reida MK, Janzen FJ. Extreme developmental temperatures result in morphological abnormalities in painted turtles (Chrysemys picta): a climate change perspective. Integrative Zoology. 8: 197-208. PMID 23731815 DOI: 10.1111/1749-4877.12019  0.773
2013 Mitchell TS, Warner DA, Janzen FJ. Phenotypic and fitness consequences of maternal nest-site choice across multiple early life stages. Ecology. 94: 336-45. PMID 23691653 DOI: 10.1890/12-0343.1  0.656
2013 Telemeco RS, Abbott KC, Janzen FJ. Modeling the effects of climate change-induced shifts in reproductive phenology on temperature-dependent traits. The American Naturalist. 181: 637-48. PMID 23594547 DOI: 10.1086/670051  0.741
2013 Shaffer HB, Minx P, Warren DE, Shedlock AM, Thomson RC, Valenzuela N, Abramyan J, Amemiya CT, Badenhorst D, Biggar KK, Borchert GM, Botka CW, Bowden RM, Braun EL, Bronikowski AM, ... ... Janzen FJ, et al. The western painted turtle genome, a model for the evolution of extreme physiological adaptations in a slowly evolving lineage. Genome Biology. 14: R28. PMID 23537068 DOI: 10.1186/Gb-2013-14-3-R28  0.758
2013 Refsnider JM, Bodensteiner BL, Reneker JL, Janzen FJ. Experimental field studies of species' responses to climate change: Challenges and future directions Animal Conservation. 16: 498-499. DOI: 10.1111/acv.12084  0.652
2013 Refsnider JM, Bodensteiner BL, Reneker JL, Janzen FJ. Nest depth may not compensate for sex ratio skews caused by climate change in turtles Animal Conservation. 16: 481-490. DOI: 10.1111/acv.12034  0.668
2013 Mitchell TS, Maciel JA, Janzen FJ. Does sex-ratio selection influence nest-site choice in a reptile with temperaturedependent sex determination? Proceedings of the Royal Society B: Biological Sciences. 280. DOI: 10.1098/rspb.2013.2460  0.493
2013 Refsnider JM, Warner DA, Janzen FJ. Does shade cover availability limit nest-site choice in two populations of a turtle with temperature-dependent sex determination? Journal of Thermal Biology. 38: 152-158. DOI: 10.1016/j.jtherbio.2013.01.003  0.765
2012 Chandler CH, Chadderdon GE, Phillips PC, Dworkin I, Janzen FJ. Experimental evolution of the Caenorhabditis elegans sex determination pathway. Evolution; International Journal of Organic Evolution. 66: 82-93. PMID 22220866 DOI: 10.1111/J.1558-5646.2011.01420.X  0.792
2012 Refsnider JM, Strickland J, Janzen FJ. Home range and site fidelity of imperiled ornate box turtles (Terrapene ornata) in Northwestern Illinois Chelonian Conservation and Biology. 11: 78-83. DOI: 10.2744/Ccb-0919.1  0.766
2012 Refsnider JM, Janzen FJ. Behavioural plasticity may compensate for climate change in a long-lived reptile with temperature-dependent sex determination Biological Conservation. 152: 90-95. DOI: 10.1016/j.biocon.2012.03.019  0.682
2011 Spencer RJ, Janzen FJ. Hatching behavior in turtles. Integrative and Comparative Biology. 51: 100-10. PMID 21659391 DOI: 10.1093/Icb/Icr045  0.509
2011 Bowden RM, Paitz RT, Janzen FJ. The ontogeny of postmaturation resource allocation in turtles. Physiological and Biochemical Zoology : Pbz. 84: 204-11. PMID 21460531 DOI: 10.1086/658292  0.798
2011 McGaugh SE, Janzen FJ. Effective heritability of targets of sex-ratio selection under environmental sex determination. Journal of Evolutionary Biology. 24: 784-94. PMID 21261771 DOI: 10.1111/j.1420-9101.2010.02211.x  0.583
2011 Neuman-Lee LA, McGaugh SE, Pfrender M, Janzen FJ. Using mitochondrial DNA to determine the identity and origin of a gartersnake found in Alaska Journal of Herpetology. 45: 63-65. DOI: 10.1670/09-180.1  0.781
2011 Neuman-Lee LA, Janzen FJ. Atrazine exposure impacts behavior and survivorship of neonatal turtles Herpetologica. 67: 23-31. DOI: 10.1655/HERPETOLOGICA-D-09-0003.1  0.68
2011 Refsnider JM, Mitchell TS, Streby HM, Strickland JT, Warner DA, Janzen FJ. A generalized method to determine detectability of rare and cryptic species using the ornate box turtle as a model Wildlife Society Bulletin. 35: 93-100. DOI: 10.1002/wsb.14  0.767
2011 McGaugh SE, Bowden RM, Kuo CH, Janzen FJ. Field-measured heritability of the threshold for sex determination in a turtle with temperature-dependent sex determination Evolutionary Ecology Research. 13: 75-90.  0.715
2010 Schwanz LE, Spencer RJ, Bowden RM, Janzen FJ. Climate and predation dominate juvenile and adult recruitment in a turtle with temperature-dependent sex determination. Ecology. 91: 3016-26. PMID 21058561 DOI: 10.1890/09-1149.1  0.803
2010 Mitchell NJ, Janzen FJ. Temperature-dependent sex determination and contemporary climate change. Sexual Development : Genetics, Molecular Biology, Evolution, Endocrinology, Embryology, and Pathology of Sex Determination and Differentiation. 4: 129-40. PMID 20145383 DOI: 10.1159/000282494  0.312
2010 McGaugh SE, Schwanz LE, Bowden RM, Gonzalez JE, Janzen FJ. Inheritance of nesting behaviour across natural environmental variation in a turtle with temperature-dependent sex determination. Proceedings. Biological Sciences / the Royal Society. 277: 1219-26. PMID 20018783 DOI: 10.1098/Rspb.2009.1883  0.817
2010 Schwanz LE, Janzen FJ, Proulx SR. Sex allocation based on relative and absolute condition. Evolution; International Journal of Organic Evolution. 64: 1331-45. PMID 20002168 DOI: 10.1111/J.1558-5646.2009.00916.X  0.668
2010 Strickland JT, Janzen FJ. Impacts of anthropogenic structures on predation of painted turtle (Chrysemys picta) nests Chelonian Conservation and Biology. 9: 131-135. DOI: 10.2744/CCB-0795.1  0.515
2010 Strickland J, Colbert P, Janzen FJ. Experimental analysis of effects of markers and habitat structure on predation of turtle nests Journal of Herpetology. 44: 467-470. DOI: 10.1670/08-323.1  0.783
2010 Refsnider JM, Janzen FJ. Putting eggs in one basket: Ecological and evolutionary hypotheses for variation in oviposition-site choice Annual Review of Ecology, Evolution, and Systematics. 41: 39-57. DOI: 10.1146/annurev-ecolsys-102209-144712  0.69
2010 Warner DA, Jorgensen CF, Janzen FJ. Maternal and abiotic effects on egg mortality and hatchling size of turtles: Temporal variation in selection over seven years Functional Ecology. 24: 857-866. DOI: 10.1111/j.1365-2435.2010.01714.x  0.494
2010 Colbert PL, Spencer RJ, Janzen FJ. Mechanism and cost of synchronous hatching Functional Ecology. 24: 112-121. DOI: 10.1111/J.1365-2435.2009.01602.X  0.781
2010 Spencer RJ, Janzen FJ. Demographic consequences of adaptive growth and the ramifications for conservation of long-lived organisms Biological Conservation. 143: 1951-1959. DOI: 10.1016/J.Biocon.2010.04.034  0.53
2009 Janzen FJ, Warner DA. Parent-offspring conflict and selection on egg size in turtles. Journal of Evolutionary Biology. 22: 2222-30. PMID 19796084 DOI: 10.1111/j.1420-9101.2009.01838.x  0.5
2009 Chandler CH, Phillips PC, Janzen FJ. The evolution of sex-determining mechanisms: lessons from temperature-sensitive mutations in sex determination genes in Caenorhabditis elegans. Journal of Evolutionary Biology. 22: 192-200. PMID 19120819 DOI: 10.1111/J.1420-9101.2008.01639.X  0.765
2009 Schwanz LE, Bowden RM, Spencer RJ, Janzen FJ. Nesting ecology and offspring recruitment in a long-lived turtle: Ecological Archives E090-119 Ecology. 90: 1709. DOI: 10.1890/08-1676.1  0.791
2009 Chandler CH, Janzen FJ. The phylogenetic position of the snapping turtles (Chelydridae) based on nucleotide sequence data Copeia. 209-213. DOI: 10.1643/CH-07-206  0.58
2009 Chandler CH, Janzen FJ. The phylogenetic position of the snapping turtles (Chelydridae) based on nucleotide sequence data Copeia. 209-213. DOI: 10.1643/CH-07-206  0.58
2008 Schwanz LE, Janzen FJ. Climate change and temperature-dependent sex determination: can individual plasticity in nesting phenology prevent extreme sex ratios? Physiological and Biochemical Zoology : Pbz. 81: 826-34. PMID 18831689 DOI: 10.1086/590220  0.698
2008 McGaugh SE, Janzen FJ. The status of Apalone atra populations in Cuatro Ciénegas, Coahuila, México: Preliminary data Chelonian Conservation and Biology. 7: 88-95. DOI: 10.2744/CCB-0651.1  0.634
2008 McGaugh SE, Eckerman CM, Janzen FJ. Molecular phylogeography of Apalone spinifera (Reptilia, Trionychidae) Zoologica Scripta. 37: 289-304. DOI: 10.1111/j.1463-6409.2008.00329.x  0.57
2007 Paitz RT, Harms HK, Bowden RM, Janzen FJ. Experience pays: offspring survival increases with female age. Biology Letters. 3: 44-6. PMID 17443962 DOI: 10.1098/rsbl.2006.0573  0.787
2006 Spencer RJ, Janzen FJ, Thompson MB. Counterintuitive density-dependent growth in a long-lived vertebrate after removal of nest predators. Ecology. 87: 3109-18. PMID 17249235 DOI: 10.1890/0012-9658(2006)87[3109:Cdgial]2.0.Co;2  0.652
2006 Janzen FJ, Phillips PC. Exploring the evolution of environmental sex determination, especially in reptiles. Journal of Evolutionary Biology. 19: 1775-84. PMID 17040374 DOI: 10.1111/J.1420-9101.2006.01138.X  0.518
2006 Myers EM, Janzen FJ, Adams DC, Tucker JK. Quantitative genetics of plastron shape in slider turtles (Trachemys scripta). Evolution; International Journal of Organic Evolution. 60: 563-72. PMID 16637501 DOI: 10.1111/J.0014-3820.2006.Tb01137.X  0.705
2005 Harms HK, Paitz RT, Bowden RM, Janzen FJ. Age and season impact resource allocation to eggs and nesting behavior in the painted turtle. Physiological and Biochemical Zoology : Pbz. 78: 996-1004. PMID 16228938 DOI: 10.1086/432920  0.797
2005 Krenz JG, Naylor GJ, Shaffer HB, Janzen FJ. Molecular phylogenetics and evolution of turtles. Molecular Phylogenetics and Evolution. 37: 178-91. PMID 15964217 DOI: 10.1016/J.Ympev.2005.04.027  0.773
2005 Willette DAS, Tucker JK, Janzen FJ. Linking climate and physiology at the population level for a key life-history stage of turtles Canadian Journal of Zoology. 83: 845-850. DOI: 10.1139/Z05-078  0.707
2005 Bowen KD, Spencer RJ, Janzen FJ. A comparative study of environmental factors that affect nesting in Australian and North American freshwater turtles Journal of Zoology. 267: 397-404. DOI: 10.1017/S0952836905007533  0.525
2004 Bowden RM, Harms HK, Paitz RT, Janzen FJ. Does optimal egg size vary with demographic stage because of a physiological constraint? Functional Ecology. 18: 522-529. DOI: 10.1111/j.0269-8463.2004.00861.x  0.77
2004 Kuo CH, Janzen FJ. Genetic effects of a persistent bottleneck on a natural population of ornate box turtles (Terrapene ornata) Conservation Genetics. 5: 425-437. DOI: 10.1023/B:Coge.0000041020.54140.45  0.516
2004 Bowen KD, Colbert PL, Janzen FJ. Survival and recruitment in a human-impacted population of ornate box turtles, Terrapene ornata, with recommendations for conservation and management Journal of Herpetology. 38: 562-568.  0.713
2004 Juliana JRS, Bowden RM, Janzen FJ. The impact of behavioral and physiological maternal effects on offspring sex ratio in the common snapping turtle, Chelydra serpentina Behavioral Ecology and Sociobiology. 56: 270-278.  0.469
2003 Valenzuela N, Adams DC, Janzen FJ. Pattern does not equal process: exactly when is sex environmentally determined? The American Naturalist. 161: 676-83. PMID 12776892 DOI: 10.1086/368292  0.681
2003 Starkey DE, Shaffer HB, Burke RL, Forstner MR, Iverson JB, Janzen FJ, Rhodin AG, Ultsch GR. Molecular systematics, phylogeography, and the effects of Pleistocene glaciation in the painted turtle (Chrysemys picta) complex. Evolution; International Journal of Organic Evolution. 57: 119-28. PMID 12643572 DOI: 10.1111/J.0014-3820.2003.Tb00220.X  0.647
2003 Kuo CH, Janzen FJ. BOTTLESIM: A bottleneck simulation program for long-lived species with overlapping generations Molecular Ecology Notes. 3: 669-673. DOI: 10.1046/j.1471-8286.2003.00532.x  0.394
2003 Morjan CL, Janzen FJ. Nest temperature is not related to egg size in a turtle with temperature-dependent sex determination Copeia. 366-372.  0.789
2002 Janzen FJ, Krenz JG, Haselkorn TS, Brodie ED, Brodie ED. Molecular phylogeography of common garter snakes (Thamnophis sirtalis) in western North America: implications for regional historical forces. Molecular Ecology. 11: 1739-51. PMID 12207724 DOI: 10.1046/J.1365-294X.2002.01571.X  0.793
2002 Kolbe JJ, Janzen FJ. Impact of nest-site selection on nest success and nest temperature in natural and disturbed habitats Ecology. 83: 269-281. DOI: 10.1890/0012-9658(2002)083[0269:Ionsso]2.0.Co;2  0.542
2002 Kolbe JJ, Janzen FJ. Experimental analysis of an early life-history stage: Water loss and migrating hatchting turtles Copeia. 220-226. DOI: 10.1643/0045-8511(2002)002[0220:Eaoael]2.0.Co;2  0.481
2002 Kolbe JJ, Janzen FJ. Spatial and temporal dynamics of turtle nest predation: Edge effects Oikos. 99: 538-544. DOI: 10.1034/J.1600-0706.2002.11853.X  0.52
2002 Janzen FJ, Morjan CL. Egg size, incubation temperature, and posthatching growth in painted turtles (Chrysemys picta) Journal of Herpetology. 36: 308-311.  0.776
2002 Packard GC, Packard MJ, Morjan CL, Janzen FJ. Cold-tolerance of hatchling painted turtles (Chrysemys picta bellii) from the southern limit of distribution Journal of Herpetology. 36: 300-304.  0.757
2002 Filoramo NI, Janzen FJ. An experimental study of the influence of embryonic water availability, body size, and clutch on survivorship of neonatal red-eared sliders, trachemys scripta elegans Herpetologica. 58: 67-74.  0.769
2001 Kolbe JJ, Janzen FJ. The influence of propagule size and maternal nest-site selection on survival and behaviour of neonate turtles Functional Ecology. 15: 772-781. DOI: 10.1046/J.0269-8463.2001.00587.X  0.548
2001 Janzen FJ, Morjan CL. Repeatability of microenvironment-specific nesting behaviour in a turtle with environmental sex determination Animal Behaviour. 62: 73-82. DOI: 10.1006/anbe.2000.1732  0.791
2001 Valenzuela N, Janzen FJ. Nest-site philopatry and the evolution of temperature-dependent sex determination Evolutionary Ecology Research. 3: 779-794.  0.557
2000 Weisrock DW, Janzen FJ. Comparative molecular phylogeography of North American softshell turtles (Apalone): implications for regional and wide-scale historical evolutionary forces. Molecular Phylogenetics and Evolution. 14: 152-64. PMID 10631049 DOI: 10.1006/Mpev.1999.0689  0.651
1999 TUCKER JK, FILORAMO NI, JANZEN FJ. Size-biased Mortality Due to Predation in a Nesting Freshwater Turtle, Trachemys scripta The American Midland Naturalist. 141: 198-203. DOI: 10.1674/0003-0031(1999)141[0198:SBMDTP]2.0.CO;2  0.776
1999 Weisrock DW, Janzen FJ. Thermal and fitness-related consequences of nest location in Painted Turtles (Chrysemys picta) Functional Ecology. 13: 94-101. DOI: 10.1046/J.1365-2435.1999.00288.X  0.686
1999 Paukstis GL, Tucker JK, Bronikowski AM, Janzen FJ. Survivorship of aerially-exposed zebra mussels (Dreissena polymorpha) under laboratory conditions Journal of Freshwater Ecology. 14: 511-517.  0.546
1999 Filoramo NI, Janzen FJ. Effects of hydric conditions during incubation on overwintering hatchlings of the red-eared slider turtle (Trachemys scripta elegans) Journal of Herpetology. 33: 29-35.  0.766
1999 Tucker JK, Filoramo NI, Janzen FJ. Notes and discussion: Size-biased mortality due to predation in a nesting freshwater turtle, Trachemys scripta American Midland Naturalist. 141: 198-203.  0.775
1998 Tucker JK, Filoramo NI, Paukstis GL, Janzen FJ. Residual yolk in captive and wild-caught hatchlings of the red-eared slider turtle (Trachemys scripta elegans) Copeia. 488-492.  0.765
1998 Tucker JK, Filoramo NI, Paukstis GL, Janzen FJ. Response of red-eared slider, Trachemys scripta elegans, eggs to slightly differing water potentials Journal of Herpetology. 32: 124-128.  0.764
1991 Janzen FJ, Paukstis GL. Environmental sex determination in reptiles: ecology, evolution, and experimental design. The Quarterly Review of Biology. 66: 149-79. PMID 1891591  0.317
Show low-probability matches.