Publications
*undergraduate or graduate student author; #invited journal article; PDFs and open, reproducible materials available here
1990s
Do, L.H., Gooch, R.D., Stevens, J.R., & Holmes, W.C. (1996). New county records of Botrychium lunarioides in Texas. American Fern Journal, 86, 28-31. doi:10.2307/1547608
Holmes, W.C., Morgan, T.L., Stevens, J.R., Gooch, R.D., & Singhurst, J.R. (1996). Comments on the distribution of Botrychium lunarioides (Ophioglossaceae) in Texas. Phytologia, 80, 280-283.
Morgan, T.L., Stevens, J.R., & Holmes, W.C. (1996). First report of Wolffiella lingulata (Lemnaceae) in western Mexico. SIDA, 17, 289-290.
2000s
Stephens, D.W. and Stevens, J.R. (2001). A simple spatially-explicit ideal-free distribution: A model and an experiment. Behavioral Ecology and Sociobiology, 49, 220-234. doi:10.1007/s002650000276
Stephens, D.W., McLinn, C.M., & Stevens, J.R. (2002). Discounting and reciprocity in an Iterated Prisoner’s Dilemma. Science, 298, 2216-2218. doi:10.1126/science.1078498
Stevens, J.R. and Stephens, D.W. (2002). Food sharing: A model of manipulation by harassment. Behavioral Ecology, 13, 393-400. doi:10.1093/beheco/13.3.393
Stevens, J.R. (2004). The selfish nature of generosity: Harassment and food sharing. Proceedings of the Royal Society of London, Series B, 271, 451-456. doi:10.1098/rspb.2003.2625
Stevens, J.R. and *Cushman, F.A. (2004). Cognitive constraints on reciprocity and tolerated scrounging. Behavioral and Brain Sciences, 27, 569-570. doi:10.1017/S0140525X04320121
Stevens, J.R. and Gilby, I.C. (2004). A conceptual framework for non-kin food sharing: Timing and currency of benefits. Animal Behaviour, 67, 603-614. doi:10.1016/j.anbehav.2003.04.012
Stevens, J.R. and Hauser, M.D. (2004). Why be nice? Psychological constraints on the evolution of cooperation. Trends in Cognitive Sciences, 8, 60-65. doi:10.1016/j.tics.2003.12.003
Stevens, J.R. and Stephens, D.W. (2004). The economic basis of cooperation: trade-offs between selfishness and generosity. Behavioral Ecology, 15, 255-261. doi:10.1093/beheco/arh006
Stevens, J.R., *Cushman, F.A., and Hauser, M.D. (2005). Evolving the psychological mechanisms for cooperation. Annual Review of Ecology, Evolution, and Systematics, 36, 499-518. doi:10.1146/annurev.ecolsys.36.113004.083814
Stevens, J.R., *Hallinan, E.V., and Hauser, M.D. (2005). The ecology and evolution of patience in two New World primates. Biology Letters, 1, 223-226. doi:10.1098/rsbl.2004.0285
Stevens, J.R. and Hauser, M.D. (2005). Cooperative brains: Psychological constraints on the evolution of altruism. In S. Dehaene, J.-R. Duhamel, M.D. Hauser, & L.G. Rizolatti (Eds.), From monkey brain to human brain (pp. 159-187). Cambridge, MA: MIT Press.
Stevens, J.R., *Rosati, A.G., *Ross, K.R., and Hauser, M.D. (2005). Will travel for food: Spatial discounting and reward magnitude in two New World monkeys. Current Biology, 15, 1855-1860. doi:10.1016/j.cub.2005.09.016
*Rosati, A.G., Stevens, J.R., and Hauser, M.D. (2006). The effect of handling time on temporal discounting in two New World primates. Animal Behaviour, 71, 1379-1387. doi:10.1016/j.anbehav.2005.11.012
Stephens, D.W, McLinn, C.M., and Stevens, J.R. (2006). Effects of temporal clumping and payoff accumulation on impulsiveness and cooperation. Behavioural Processes, 71, 29-40. doi:10.1016/j.beproc.2005.09.003
*Barton, A., Mousavi, S., and Stevens, J.R. (2007). A statistical taxonomy and another “chance” for natural frequencies. Behavioral and Brain Sciences, 30, 255-256. doi:10.1017/S0140525X07001665
*Rosati, A.G., Stevens, J.R., Hare, B., and Hauser, M.D. (2007). The evolutionary origins of human patience: Temporal preferences in chimpanzees, bonobos, and human adults. Current Biology, 17, 1663-1668. doi:10.1016/j.cub.2007.08.033
Stevens, J.R., *Wood, J.N., and Hauser, M.D. (2007). Quantity trumps number: Discrimination experiments in cotton-top tamarins (Saguinus oedipus) and common marmosets (Callithrix jacchus). Animal Cognition, 10, 429-437. doi:10.1007/s10071-007-0081-8
*Heilbronner, S.R., *Rosati, A.G., Stevens, J.R., Hare, B., and Hauser, M.D. (2008). A fruit in the hand or two in the bush? Ecological pressures select for divergent risk preferences in chimpanzees and bonobos. Biology Letters, 4, 246-249. doi:10.1098/rsbl.2008.0081
McElreath, R., Boyd, R., Gigerenzer, G., Glöckner, A., Hammerstein, P., Kurzban, R., Magen, S., Richerson, P., Robson, A., & Stevens, J.R. (2008). Individual decision making and the evolutionary roots of institutions. In C. Engel & W. Singer (Eds.), Better than conscious? Decision making, the human mind, and implications for institutions. Ernst Strüngmann Report 1. (pp. 325-342). Cambridge, MA: MIT Press.
Stevens, J.R. (2008). The evolutionary biology of decision making. In C. Engel & W. Singer (Eds.), Better than conscious? Decision making, the human mind, and implications for institutions. Ernst Strüngmann Report 1. (pp. 285-304). Cambridge, MA: MIT Press.
Stevens, J.R. & Stephens, D.W. (2008). Patience. Current Biology, 18, R11-12. doi:10.1016/j.cub.2007.11.021
*Rosati, A.G. & Stevens, J.R. (2009). Rational decisions: The adaptive nature of context-dependence choice. In S. Watanabe, A.P. Blaisdell, L. Huber, & A. Young (Eds.), Rational animals, irrational humans (pp. 101-117). Tokyo: Keio University Press.
Stevens, J.R. and Hauser, M.D. (2009). Social interaction effects on reward and cognitive abilities in monkeys. In L. Squire (Ed.), Encyclopedia of neuroscience (pp. 45-58). Oxford: Academic Press.
*Straubinger, N. Cokely, E.T., and Stevens, J.R. (2009). The dynamics of development: Challenges for Bayesian rationality. Commentary in Behavioral and Brain Sciences, 32, 103-104. doi:10.1017/S0140525X09000491
2010s
Stevens, J.R. (2010). The challenges of understanding animal minds. Frontiers in Psychology, 1, 203. doi:10.3389/fpsyg.2010.00203
Stevens, J.R. (2010). Donor payoffs and other-regarding preferences in cotton-top tamarins (Saguinus oedipus). Animal Cognition, 13, 663-670. doi:10.1007/s10071-010-0309-x
Stevens, J.R. (2010). Intertemporal choice. In M. Breed & J. Moore (Eds.), Encyclopedia of animal behavior (Vol. 2, pp. 203-208). Oxford: Academic Press.
Stevens, J.R. (2010). Rational decision making in primates: The bounded and the ecological. In M.L. Platt & A.A. Ghazanfar (Eds.), Primate neuroethology (pp. 98-116). Oxford: Oxford University Press. doi:10.1093/acprof:oso/9780195326598.003.0006
Stevens, J.R. & Stephens, D.W. (2010). The adaptive nature of impulsivity. In G.J. Madden & W.K. Bickel (Eds.), Impulsivity: The behavioral and neurological science of discounting (pp. 361-387). Washington, D.C.: APA Press. doi:10.1037/12069-013
*Mühlhoff, N., Stevens, J.R. & Reader, S.M. (2011). Spatial discounting of food and social rewards in guppies (Poecilia reticulata). Frontiers in Psychology, 2, 68. doi:10.3389/fpsyg.2011.00068
Seed, A., Clayton, N., Carruthers, P., Dickinson, A., Glimcher, P.W., Güntürkün, O., Hampton, R.R., Kacelnik, A., Shanahan, M.,Stevens, J.R. & Tebbich, S. (2011). Planning, memory, and decision making. In R. Menzel & J. Fischer (Eds.), Animal thinking: Contemporary issues in comparative cognition. Ernst Strüngmann Forum Report (vol. 8, pp. 121-147). Cambridge, MA: MIT Press.
Stevens, J.R. (2011). Mechanisms for decisions about the future. In R. Menzel & J. Fischer (Eds.), Animal thinking: Contemporary issues in comparative cognition. Ernst Strüngmann Forum Report (vol. 8, pp. 93-104). Cambridge, MA: MIT Press.
#Stevens, J.R., *Rosati, A.G., *Heilbronner, S.R., & *Mühlhoff, N. (2011). Waiting for grapes: Expectancy and delayed gratification in bonobos. International Journal of Comparative Psychology. 24, 99-111. https://escholarship.org/uc/item/4km2r37j
Stevens, J.R., *Volstorf, J., Schooler, L.J., & Rieskamp, J. (2011). Forgetting constrains the evolution of cooperative decision strategies. Frontiers in Psychology, 1, 235. doi:10.3389/fpsyg.2010.00235
*Volstorf, J., Rieskamp, J. & Stevens, J.R. (2011). The good, the bad, and the rare: Memory for partners in social interactions. PLoS ONE, 6, e18945. doi:10.1371/journal.pone.0018945
*Artinger, F., *Fleischhut, N., Levanti, V., & Stevens, J.R. (2012). Cooperation in risky environments: decisions from experience in a stochastic social dilemma. Proceedings of the 34th Conference of the Cognitive Science Society (pp. 84-89). Austin, TX: Cognitive Science Society.
Gluck, K.A., McNamara, J.M., Brighton, H., Dayan, P., Kareev, Y., Krause, J., Kurzban, R., Selten, R., Stevens, J.R., Voelkl, B., & Wimsatt, W.C. (2012). Robustness in a variable environment. In P. Hammerstein & J.R. Stevens (Eds.), Evolution and the mechanisms of decision making. Ernst Strüngmann Forum Report (vol. 11, pp. 195-214). Cambridge, MA: MIT Press.
Hammerstein, P., & Stevens, J.R. (2012). Evolution and the mechanisms of decision making. Ernst Strüngmann Forum Report (vol. 11). Cambridge, MA: MIT Press.
Hammerstein, P., & Stevens, J.R. (2012). Six reasons to evoke evolution in decision theory. In P. Hammerstein & J.R. Stevens (Eds.), Evolution and the mechanisms of decision making. Ernst Strüngmann Forum Report (vol. 11, pp. 1-17). Cambridge, MA: MIT Press.
Stevens, A.N.P. & Stevens, J.R. (2012). Animal cognition. Nature Education Knowledge, 3, 1.
#Stevens, J.R. & *Mühlhoff, N. (2012). Intertemporal choice in lemurs. Behavioural Processes, 89, 121-127. doi:10.1016/j.beproc.2011.10.002
#Kaighobadi, F. & Stevens, J.R. (2013). Does fertility status influence impulsivity and risk taking in human females? Adaptive influences on intertemporal choice and risky decision making. Evolutionary Psychology, 11, 700-717. doi:10.1177/147470491301100314
Pachur, T., Schooler, L.J., & Stevens, J.R. (2013). When will we meet again? Regularities of social connectivity and their reflections in memory and decision making. In: R. Hertwig, U. Hoffrage, & the ABC Research Group (Eds.), Simple heuristics in a social world (pp. 199-224). Oxford: Oxford University Press. 10.1093/acprof:oso/9780195388435.003.0007
#Stevens, J.R. (2013). The bounds of rationality and cognitive building blocks. Behavioral Ecology, 24, 13-14. doi:10.1093/beheco/ars089
Stevens, J.R. & King, A.J. (2013). The lives of others: Social rationality in animals. In: R. Hertwig, U. Hoffrage, & the ABC Research Group (Eds.), Simple heuristics in a social world (pp. 409-431). Oxford: Oxford University Press. 10.1093/acprof:oso/9780195388435.003.0015
#Stevens, J.R., Pachur, T., & Schooler, L. J. (2013). Rational analysis of the adaptive and predictive nature of memory. Journal of Applied Research in Memory and Cognition, 2, 251-253. doi:10.1016/j.jarmac.2013.10.006
Stevens, J.R. (2014). Evolutionary pressures on primate intertemporal choice. Proceedings of the Royal Society of London, Series B, 281, 20140499. doi:10.1098/rspb.2014.0499
Pachur, T., Schooler, L.J., & Stevens, J.R. (2014). We’ll meet again: Revealing distributional and temporal patterns of social contact. PLoS ONE, 9, e86081. doi:10.1371/journal.pone.0086081
Barron, A.B., Hebets, E.A., Cleland, T.A., Fitzpatrick, C.L., Hauber, M.E., & Stevens, J.R. (2015). Embracing multiple definitions of learning. Trends in Neurosciences, 38, 405-407. doi:10.1016/j.tins.2015.04.008
*Duque, J.F. & Stevens, J.R. (2016). Voluntary food sharing in pinyon jays: The role of reciprocity and dominance. Animal Behaviour, 122, 135–144. doi:10.1016/j.anbehav.2016.09.020
Mendelson, T.C., Fitzpatrick, C.L., Hauber, M.E., Pence, C.H., Rodríguez, R.L., Safran, R.J., *Stern, C.A., Stevens, J.R. (2016). Cognitive phenotypes and the evolution of animal decisions. Trends in Ecology and Evolution, 31, 850-859. doi:10.1016/j.tree.2016.08.008
Stevens, J.R. (2016). Intertemporal similarity: Discounting as a last resort. Journal of Behavioral Decision Making, 29, 12-24. doi:10.1002/bdm.1870
Stevens, J.R., *Kennedy, B.A., *Morales, D., & Burks, M. (2016). The domain specificity of intertemporal choice in pinyon jays. Psychonomic Bulletin & Review, 23, 915-921. doi:10.3758/s13423-015-0973-6
Stevens, J.R. & *Duque, J. (2016). Psychology of reciprocal altruism. In: T.K. Shackelford & V.A. Weekes-Shackelford (Eds.), Encyclopedia of evolutionary psychological science (pp. 1-9). New York: Springer. doi:10.1007/978-3-319-16999-6_3051-1
Stevens, J.R., Marewski, J.N., Schooler, L.J., & Gilby, I.C. (2016). Reflections of the social environment in chimpanzee memory: Applying rational analysis beyond humans. Royal Society Open Science, 3, 160293. doi:10.1098/rsos.160293
*Duque, J.F. & Stevens, J.R. (2017). Cylinder task. In: J. Vonk & T.K. Shackelford (Eds.), Encyclopedia of animal cognition and behavior. New York: Springer. doi:10.1007/978-3-319-47829-6_1608-1
Stevens, J.R. (2017). Intertemporal choice and delayed gratification. In: J. Call (Ed.), APA handbook of comparative psychology (pp. 535-552). Washington, DC: American Psychological Association. doi:10.1037/0000012-024
Stevens, J.R. (2017). Impulsivity: How risk and time influence decision making. New York: Springer.
Stevens, J.R. (2017). The many faces of impulsivity. In J.R. Stevens (Ed.) Impulsivity: How risk and time influence decision making. New York: Springer. doi:10.1007/978-3-319-51721-6_1
Stevens, J.R. (2017). Replicability and reproducibility in comparative psychology. Frontiers in Psychology, 8, 862. doi:10.3389/fpsyg.2017.00862
*Winke, T. & Stevens, J.R. (2017). Is cooperative memory special? The role of costly errors, context, and social network size when remembering cooperative actions. Frontiers in Robotics and AI, 4, 52. doi:10.3389/frobt.2017.00052
*Duque, J.F., *Leichner, W., *Ahmann, H. & Stevens, J.R. (2018). Mesotocin influences pinyon jay prosociality. Biology Letters, 14(4), 20180105. doi:10.1098/rsbl.2018.0105
Regenwetter, M., Cavagnaro, D., *Popova, A., *Guo, Y., *Zwilling, C., Lim, S.-H., & Stevens, J.R. (2018). Heterogeneity and parsimony in intertemporal choice. Decision, 5(2), 63-94. doi:10.1037/ dec0000069
Stevens, J.R. & Soh, L.-K. (2018). Predicting similarity judgments in intertemporal choice with machine learning. Psychonomic Bulletin & Review, 25(2), 627–635. doi:10.3758/s13423-017-1398-1
Stevens, J.R., Woike, J., Schooler, L.J., *Lindner, S., and Pachur, T. (2018) Social contact patterns can buffer costs of forgetting in the evolution of cooperation. Proceedings of the Royal Society of London, Series B, 285(1880), 20180407. doi:10.1098/rspb.2018.0407
Koehler, K., Boron, J.B., Garvin, T.M., Bice, M.R., & Stevens, J.R. (2019). Differential relationship between physical activity and intake of added sugar and nutrient-dense foods: A cross-sectional analysis. Appetite, 120, 91-97. doi:10.1016/j.appet.2019.05.010
Stevens, J.R. & *Duque, J.F. (2019). Order matters: Alphabetizing in-text citations biases citation rates. Psychonomic Bulletin & Review, 26(3), 1020-1026. doi:10.3758/s13423-018-1532-8
*Thayer, E. & Stevens, J.R. (2019). Animal-assisted intervention. In: J. Vonk & T.K. Shackelford (Eds.), Encyclopedia of animal cognition and behavior. New York: Springer. doi:10.1007/10.1007/978-3-319-47829-6_2057-1
*Thayer, E. & Stevens, J.R. (2019). Human-animal interaction. In: J. Vonk & T.K. Shackelford (Eds.), Encyclopedia of animal cognition and behavior. New York: Springer. doi:10.1007/978-3-319-47829-6_2058-1
2020s
#Duque, J.F., *Rasmussen, T., *Rodriguez, A., & Stevens, J.R. (2020). The role of mesotocin on social bonding in pinyon jays. Ethology, 126(2), 165-175. doi:10.1111/eth.12990
*Arce, W. & Stevens, J.R. (2020). Developing a computer-controlled treat dispenser for canine operant conditioning. Journal of Open Hardware, 4(1), 6. doi:10.5334/joh.27
#Addessi, E., *Tierno, V., *Focaroli, V., *Rossi, F., *Gastaldi, S., *De Petrillo, F., Paglieri, F., & Stevens, J.R. (2021). Are capuchin monkeys (Sapajus spp.) sensitive to lost opportunities? The role of opportunity costs in intertemporal choice. Philosophical Transactions of the Royal Society B: Biological Sciences, 376(1819), 20190674. doi:10.1098/rstb.2019.0674
#Goh, F. & Stevens, J.R. (2021). Attribute-based choice. In: R. Viale (Ed.), Routledge handbook of bounded rationality. (pp. 242-253). Routledge. doi:10.4324/9781315658353-16
Koehler, K., *Beckford, S. E., *Thayer, E., *Martin, A.R., Boron, J. B., & Stevens, J. R. (2021). Exercise shifts hypothetical food choices towards greater amounts and more immediate consumption. Nutrients, 13(2), 347. doi:10.3390/nu13020347
Schutte, A., Torquati, J., & Stevens, J.R. (2021). Nature and Psychology: Biological, Cognitive, Developmental, and Social Pathways to Well-Being. New York: Springer. doi:10.1007/978-3-030-69020-5
Schutte, A., Torquati, J., & Stevens, J.R. (2021). Introduction. In: A. Schutte, J. Torquati, & J.R. Stevens. Nature and Psychology: Biological, Cognitive, Developmental, and Social Pathways to Well-Being. New York: Springer. doi:10.1007/978-3-030-69020-5_1
Stevens, J. R., (2021). excluder: An R package that checks for exclusion criteria in online data. Journal of Open Source Software, 6(67), 3893, doi:10.21105/joss.03893
Stevens, J.R., *Saltzman, A., *Rasumussen, T., & Soh, L.-K. (2021). Improving measurements of similarity judgments with machine-learning algorithms. Journal of Computational Social Science, 4(2), 613-629. doi:10.1007/s42001-020-00098-1
Stevens, J.R., *Wolff, L.M., *Bosworth, M., & Morstad, J. (2021). Dog and owner characteristics predict obedience and impulsivity. Animal Cognition, 24(2) 219-230. doi:10.1007/s10071-020-01458-0
*Arce, W. & Stevens, J. R. (2022). A precise dispenser design for canine cognition research. Journal of Open Hardware, 6(1) 2. doi:10.5334/joh.41
Bryer, M. A. H., Koopman, S. E., Cantlon, J. F., Piantadosi, S. T., MacLean, E. L., Baker, J. M., Beran, M. J., Jones, S. M., Jordan, K. E., Mahamane, S., Nieder, A., Perdue, B. M., Range, F., Stevens, J. R., Tomonaga, M., Ujfalussy, D. J., & Vonk, J. (2022). The evolution of quantitative sensitivity. Philosophical Transactions of the Royal Society B: Biological Sciences, 377(1844), 20200529. doi:10.1098/rstb.2020.0529
*Goh, F., *Jungck, A.C., & Stevens, J.R. (2022). Pro tip: Screen-based payment methods increase negative feelings in consumers but do not increase tip sizes. doi:10.33422/ejbs.v4i4.678
*Marvin, S., *Sorenson, K., & Stevens, J. R. (2022). Bringing human-animal interaction to sport: Potential impacts on athletic performance. European Journal of Sport Science, 22(7), 955-963. doi:10.1080/17461391.2021.1916084
Miller, R., Lambert, M. L., Frohnwieser, A., Brecht, K. F., Bugnyar, T., Crampton, I., Garcia-Pelegrin, E., Gould, K., Greggor, A. L., Izawa, E.-I., Kelly, D. M., Li, Z., Luo, Y., Luong, L. B., Massen, J. J. M., Neider, A., Reber, S. A., Schiestl, M., Seguchi, A., Stevens, J.R., Taylor, A.H., Wang, L., Wolff, L.M., Zhang, Y., Clayton, N. S. (2022). Socio-ecological correlates of neophobia in corvids. Current Biology, 32(1), 74-85.e4. doi:10.1016/j.cub.2021.10.045
Stevens, J.R., *Mathias, M., *Herridge, M., *Hughes-Duvall, K., *Wolff, L. M., & *Yohe, M. (2022). Do owners know how impulsive their dogs are? Animal Behavior & Cognition, 9(3), 261-286. doi:10.26451/abc.09.03.02.2022
*Thayer, E.R. & Stevens, J.R. (2022). Effects of human-animal interactions on affect and cognition. Human-Animal Interaction Bulletin, 10(2), 73-98. doi:10.1079/hai.2022.0015
Höchsmann, C., Becksford, S.E., French, J.A., Boron, J.B., Stevens, J.R., & Koehler, K. (2023). Biological and behavioral predictors of relative energy intake after acute exercise. Appetite, 184, 106520. doi:10.1016/j.appet.2023.106520
In press
ManyDogs Project, Alberghina, D., Bray, E., Buchsbaum, D., Byosiere, S.-E., Espinosa, J., Gnanadesikan, G., Guran, C.-N.A., Hare, E., Horschler, D., Huber, L., Kuhlmeier, V.A., MacLean, E., Pelgrim, M.H., Perez, B., Ravid-Schurr, D., Rothkoff, L., Sexton, C., Silver, Z., & Stevens, J.R. (forthcoming). ManyDogs Project: A big team science approach to investigating canine behavior and cognition. Comparative Cognition and Behavior Reviews.
Preprints
*Barela, J., *Worth, Y., & Stevens, J.R. (2023). Impulsivity as a trait in domestic dogs (Canis familiaris): A systematic review and meta-analysis. PsyArXiv. doi:10.31234/osf.io/ctfns
*Goh, F. & Stevens, J.R. (2022). Social influences on similarity judgments and intertemporal choice. PsyArXiv. doi:10.31234/osf.io/xz68b
ManyDogs Project, Espinosa, J., Bray, E., Buchsbaum, D., Byosiere, S.-E., Byrne, M., Freeman, M. S., Gnanadesikan, G., Guran, C.-N. A., Horschler, D., Huber, L., Johnston, A., MacLean, E., Pelgrim, M. H., Santos, L., Silver, Z. A., Stevens, J. R., Völter, C., & Zipperling, L. (2021). ManyDogs 1: A multi-lab replication study of dogs’ pointing comprehension. Stage 1 registered report at Animal Behavior & Cognition. doi:10.31234/osf.io/f86jq
Stevens, J.R. (2022). flashr: An R package that creates flashcards. OSF Preprints. doi:10.31219/osf.io/w7dks.
Stevens, J.R., *Cully, T., & *Goh, F.W. (2021). Framing attributes in similarity judgments and intertemporal choices. PsyArXiv. doi:10.31234/osf.io/csnqv
*Wolff, L. M., *Carey, K., & Stevens, J.R. (2022). Friends aren’t food: pinyon jays show context-dependent numerical cognition. PsyArXiv. doi:10.31234/osf.io/kxgwt