To request a pdf of a paper, where one is not provided, please email helen.rodd [over at]

Daniel, M.J., F.H. Rodd. 2021. Kin recognition in guppies uses self-referencing based on olfactory cues. Am. Nat. 197: In press.

De Serrano, A.R., Daniel, M.J., Rodd, F.H. 2021. Experimentally altered male mating behaviour affects offspring exploratory behaviour via nongenetic paternal effects.  Behavioural Brain Research.  In press.

Valvo, J., F.H. Rodd, K.A. Hughes.  2019.  Consistent female preference for rare and unfamiliar male color patterns in wild guppy populations. Behavioral Ecology 30: 1672–1681, 

Samarasin, P., Shuter, B. J., Wright, S. I. and Rodd, F. H. 2017. The problem of estimating recent genetic connectivity in a changing world. Conservation Biology 31: 126–135. doi:10.1111/cobi.12765

Samarasin, P., Shuter B.J., Rodd F.H. 2017. After 100 years: Hydroelectric dam-induced life-history divergence and population genetic changes in sockeye salmon (Oncorhynchus nerka).  Conservation Genetics 18: 1449-1462

Daniel, M.J. and Rodd, F.H.  2016. Female guppies can recognize kin but only avoid incest when previously mated Behavioral Ecology 27 (1): 55-61 doi:10.1093/beheco/arv122

Sandkam, B.A., Deere-Machemer, K.A., Johnson, A.M., Grether, G.F., Rodd, F.H., Fuller, R.C.   2016.  Exploring visual plasticity: Dietary carotenoids can change color vision in guppies (Poecilia reticulata). Journal of Comparative Physiology A. Journal Of Comparative Physiology A-Neuroethology Sensory Neural and Behavioral Physiology  202: 527-534   10.1007/s00359-016-1097-9

Burns, J.G., A.C. Price, J.D. Thomson, K.A. Hughes, F. Helen Rodd. 2016. Environmental and genetic effects on exploratory behavior of high- and low-predation guppies (Poecilia reticulata). Behav. Ecol. Sociobiol. 70: 1187-1196   10.1007/s00265-016-2127-x

De Serrano, A.R., Fong, C. and Rodd, F.H. 2016. Effects of methylphenidate on responses to novelty in a teleost fish (Poecilia reticulata).  Behavioural Brain Research Volume: 302  Pages: 53-59   10.1016/j.bbr.2016.01.021

Kwan, L., Dobkin, A.N., Rodd, F.H., Rowe, L.  2016. A Potential Cost of Long Genitalia in Male Guppies: the Effects of Current Speed on Reproductive Behaviour. Ethology 122:945-953  10.1111/eth.12564

Kwan L, Fris M, Rodd FH, Rowe L, Tuhela L and Panhuis T. 2016. An Examination of the Variation in Maternal Placentae across the Genus Poeciliopsis (Poeciliidae). Journal of Morphology 277: 986-986 10.1002/jmor.20558 (erratum)

Kwan L., Fris M., Rodd F.H., Rowe L., Tuhela L. and Panhuis T. 2015. An Examination of the Variation in Maternal Placentae Across the Genus Poeciliopsis (Poeciliidae). Journal of Morphology 276:707-720.

Vanesyan, A., F.H. Rodd, W.S. Ryu. 2015. Tracking the startle response of guppies Poecilia reticulata in three dimensions. J. Fish Biology  doi:10.1111/jfb.12773

Hall, Z., A.R. De Serrano, F.H. Rodd, V. Tropepe.  2014. Casting a wider fish net on animal models in neuropsychiatric research. Progress in Neuro-Psychopharmacology & Biological Psychiatry 55: 7–15  10.1016/j.pnpbp.2014.04.003

Hughes, K.A., A.E. Houde, A.C. Price, F.H. Rodd.  2013. Mating advantage for rare males in wild guppy populations.  Nature 503:108-110  10.1038/nature12717

2013    Fraser, B., K. Hughes, D. Tosh, F.H. Rodd. The role of learning by a predator, Rivulus hartii, in negative frequency dependent survival in polymorphic male guppies. J. Evol. Biol. 26: 2597-2605  10.1111/jeb.12251

Kwan, L., Y.Y. Cheng, F.H. Rodd, L. Rowe. 2013.  Sexual conflict and the function of genitalic claws in guppies (Poecilia reticulata).  Biology Letters 9: 20130267  10.1098/rsbl.2013.0267

Leips, J., F.H. Rodd, J. Travis.  2013.  The adaptive significance of population differentiation in offspring size of the least killifish, Heterandria formosa.  Ecology and Evolution 3: 948–960  10.1002/ece3.509

Edwards, B.A., V. Lewis, F.H. Rodd, D.A. Jackson. 2013. Interactive effects of calcium decline and predation risk on the potential northward range expansion of the rusty crayfish, Orconectes rusticus. Can. J. Zoology 91: 328-337  10.1139/cjz-2012-0302

Travis, J., J. Leips, and F.H. Rodd. 2013.  Evolution in population parameters: Density-dependent selection or density-dependent fitness? Am. Nat. 181 (S1): S9-S20. DOI: 10.1086/669970

De Serrano, A.R., C.J. Weadick, A.C. Price, and F.H. Rodd. 2012. Seeing orange: prawns tap into a pre-existing sensory bias of the Trinidadian guppy. Proc. Roy. Soc. B. 279: 3321-3328 doi: 10.1098/rspb.2012.0633

Reznick, D.N., R.D. Bassar, J. Travis and F.H. Rodd. 2012. Life history evolution in guppies VIII: The demographics of density regulation in guppies (Poecilia reticulata). Evolution 66:  2903-2915  10.1111/j.1558-5646.2012.01650.x

Weadick, CJ, ER Loew, FH Rodd, and BSW Chang. 2012. Visual pigment molecular evolution in the Trinidadian pike cichlid (Crenicichla frenata): A less colourful world for Neotropical cichlids? Molecular Biology and Evolution: 29: 3045-3060   10.1093/molbev/mss115 (available here)

Fraser, B.A., C.J. Weadick, I. Janowitz, F.H. Rodd and K.A. Hughes. 2011. Sequencing and characterization of the guppy (Poecilia reticulata) transcriptome. BMC Genomics 12: 202 DOI:10.1186/1471-2164-12-202 (pdf via BioMed Central)

Lefevre, K.L, S. Sharma and F.H. Rodd. 2011. Moderate human disturbance of rain forest alters composition of fruiting plant and bird communities. Biotropica. DOI: 10.1111/j.1744-7429.2011.00809.x

Song, Z., M.C. Boenke, and F.H. Rodd. 2011. Interpopulation differences in shoaling behaviour in guppies (Poecilia reticulata): roles of social environment and population origin. Ethology 117: 1009-1018. DOI: 10.1111/j.1439-0310.2011.01952.x

Johnson, A.M., Chappel, G., Price, A.C., F.H. Rodd, R. Olendorf, and K.A. Hughes. 2010. Inbreeding depression and inbreeding avoidance in a natural population of guppies (Poecilia reticulata). Ethology 116: 448-457

Punzalan, D., F.H. Rodd and L. Rowe. 2010. Temporally variable multivariate sexual selection on sexually dimorphic traits in a wild insect population. The American Naturalist 175: 401-14. (pdf)

Burns, J.G., P. Di Nardo, and F. H. Rodd. 2009. The role of predation in variation in body shape in guppies (Poecilia reticulata): a comparison of field and common garden phenotypes. J. Fish. Biol. 75: 1144-1157

Carfagnini, A.G., F.H. Rodd, Jeffers, K.B. and A.E.E. Bruce. 2009. The effects of habitat complexity on aggression and fecundity in zebrafish (Danio rerio). Environmental Biology of Fishes 86: 403-409

Leips, J., Richardson, J.M.L.R., Rodd, F.H. and J. Travis. 2009. Adaptive maternal adjustments of offspring size in response to conspecific density in two populations of the least killifish, Heterandria formosa. Evolution 63: 1341-1347 (pdf)

Lefevre, K.L. and F.H. Rodd. 2009. How human disturbance of tropical rainforest can influence avian fruit removal. Oikos 118: 1405-1415 doi: 10.1111/j.1600-0706.2009.17245.x (pdf of proof)

Gibson, R., Burns, J.G. and H. Rodd. 2009. Flexibility in the colouration of the meninges (brain covering) in Trinidadian guppies (Poecilia reticulata): investigations of potential function. Canadian Journal of Zoology 87: 529-536 (pdf of proof)

Burns, J.G., Saravanan, A. and F.H. Rodd. 2009. Rearing environment affects the brain size of guppies: lab-reared guppies have smaller brains than wild-caught guppies. Ethology 115: 122-133 (pdf)

Price, A.C., Weadick, C.J., Shim, J., and F.H. Rodd. 2008. Pigments, patterns and fish behavior. Zebrafish 5: 297-307 (pdf)

Punzalan, D., F.H. Rodd and L. Rowe. 2008. Contemporary sexual selection on sexually dimorphic traits in the ambush bug Phymata americana. Behavioral Ecology 19:860-870. (pdf)

Punzalan, D., M. Cooray, F. H. Rodd and L. Rowe. 2008. Condition dependence of sexually dimorphic colouration and longevity in the ambush bug Phymata americana. J. Evol. Biol. 21:1297-1306. (pdf)

Burns, J.G. and F.H. Rodd. 2008. Hastiness, brain size, and predation regime affect wild guppies in a spatial memory task. Animal Behaviour 76: 911-922. (pdf)

Punzalan, D., F.H. Rodd and L. Rowe. 2008. Sexual selection mediated by the thermoregulatory effects of male colour pattern in the ambush bug Phymata americana. Proc. R. Soc. B. 275: 483-492 (pdf)

Pitcher, T.E., Rodd, F.H. and L. Rowe. 2008. Female choice and the relatedness of mates in the guppy (Poecilia reticulata). Genetica 134: 137-146 (pdf)

Gosline, A.K. and F.H. Rodd. 2008. Predator-induced plasticity in guppy (Poecilia reticulata) life history traits. Aquatic Ecology. 42: 693–699. DOI 10.1007/s10452-007-9138-7 (pdf)

Pitcher, TE, Rodd, F.H. and L. Rowe. 2007. Sexual colouration and sperm traits in guppies. Journal of Fish Biology 70: 165–177 (pdf)

Vukomanovic, J. and F.H. Rodd. 2007. Size-dependent female mate copying in the guppy (Poecilia reticulata): large females are role models but small ones are not. Ethology 113: 579–586. doi:10.1111/j.1439-0310.2007.01343.x (pdf)

Olendorf, R, F.H. Rodd, D. Punzalan, A.E. Houde, C. Hurt, D.N. Reznick and K.A. Hughes. 2006. Frequency-dependent survival in natural guppy populations. Nature 441: 633-636.

Price, A.C. and F.H. Rodd. 2006. The effect of social environment on male-male competition in guppies (Poecilia reticulata). Ethology 112 (1): 22-32. (pdf)

Punzalan, D., F.H. Rodd, and K.A. Hughes. 2005. Perceptual processes and the maintenance of polymorphism through frequency-dependent predation. Evolutionary Ecology 19:303-320. (pdf)

Grether, G.F., G.R. Kolluru, F.H. Rodd, J. de la Cerda, and K. Shimazaki. 2005. Carotenoid availability affects the development of a colour-based mate preference and the sensory bias to which it is genetically linked. Proc. Roy. Soc. B. 272: 2181-2188. (pdf)

Hughes, K.A., F.H. Rodd and D.N. Reznick. 2005. Genetic and environmental effects on secondary sex traits in guppies (Poecilia reticulata). Journal of Evolutionary Biology 18: 34-45.(pdf)

Pitcher, T.E., B.D. Neff, F.H. Rodd and L. Rowe. 2003. Multiple mating and sequential mate choice in guppies: females trade up. Proc. Roy. Soc. B. 270: 1623-1629. (pdf)

Bronikowski, A.M, M.E. Clark, F.H. Rodd and D.N. Reznick. 2002. Population-dynamic consequences of predator-induced life-history variation in the guppy (Poecilia reticulata). Ecology 83: 2194-2204. (pdf)(errata)

Rodd, F.H., K.A. Hughes, G. Grether, C.T. Baril. 2002. A possible non-sexual origin of a mate preference: are male guppies mimicking fruit? Proc. R. Soc. B. 269:475-481. (pdf)

Koprivnikar, J., A. Koehler, F.H. Rodd and S.S. Desser. 2002. Environmental factors affecting the distribution and abundance of cyst-forming Myxobolus sp. and their cyprinid hosts in three lakes in Algonquin Park, Ontario J. Parasitology 88:467-473.

Reznick, D.N., M.J. Butler IV and F.H. Rodd. 2001. Life History Evolution in Guppies 7: The comparative ecology of high and low predation environments. Am. Nat. 157:126-140. (pdf)

Leips, J., C.T. Baril, F.H. Rodd, D.N. Reznick, F. Bashey, G.J. Visser and J. Travis. 2001. The suitability of calcein to mark Poeciliid fish and a new method of detection. Trans. Amer. Fish. Soc. 130:501–507. (pdf)

Leips, J., J. Travis, and F.H. Rodd. 2000. Genetic influences on experimental population dynamics of the least killifish. Ecological Monographs 70: 289-309. (pdf)

Hughes, K.A., L. Du, F.H. Rodd and D.N. Reznick. 1999. Familiarity leads to female mate preference for novel males in the guppy, Poecilia reticulata. Animal Behaviour 58: 907-916. (pdf)

Rodd, F.H. and D.N. Reznick. 1997. Variation in the demography of guppy populations: the importance of predation and life histories. Ecology 78: 405-418. (pdf)

Rodd, F.H., D.N. Reznick and M.B. Sokolowski. 1997. Phenotypic plasticity in the life history traits of guppies: response to social environment. Ecology 78:419-433. (pdf)

Reznick, D.N., F.H. Shaw, F.H. Rodd and R.G. Shaw. 1997. Evaluation of the rate of evolution in natural populations of guppies (Poecilia reticulata). Science 275:1934-1937. (pdf)

Reznick, D.N., M.J. Butler IV, F.H. Rodd, and P.N. Ross. 1996. Life history evolution in guppies (Poecilia reticulata): 6. Differential mortality as a mechanism for natural selection. Evolution 50: 1651-1660. (pdf)

Reznick, D.N., F.H. Rodd and M. Cardenas. 1996. Life- history evolution in guppies (Poecilia reticulata, Poeciliidae). 4. Parallelism in life-history phenotypes. American Naturalist 147: 319-338. (pdf)

Rodd, F.H. and M.B. Sokolowski. 1995. Complex origins of variation in the sexual behaviour of male Trinidadian guppies (Poecilia reticulata): interactions among social environment, heredity, body size, and age. Animal Behaviour 49:1139-1159. (pdf)

Rodd, F.H. and D.N. Reznick. 1991. Life history evolution in guppies: III. The impact of prawn predation on guppy life histories. Oikos 62: 13-19. (pdf)

Letter to the editor
Grether, G.G., K.A. Hughes and F.H. Rodd. 2002. Attraction to orange: sexiness, not gluttony: response. Science 296: 847-848.

Book Chapters
Reznick, D. N., F. H. Rodd and L. Nunney. 2004. Empirical evidence for rapid evolution. In: Evolutionary Conservation Biology. R. Ferriere, U. Dieckmann, and D. Couvet (eds.), International Institute for Applied Systems Analysis. Cambridge University Press. pp. 101-118.

Hughes, K.A., M.H. Burleson, and F.H. Rodd. 2002. Is phenotypic plasticity adaptive? In: Biodemography of Fertility, J.L. Rodgers, H.C. Kohler (eds.) Kluwer Press, Dordrecht, the Netherlands