Publications.
The below publications are protected by copyright laws. Please email kellylabumanitoba @ gmail.com to request copies.
Underlined names indicates work completed as a student or postdoc and * further denotes an undergraduate student.
2021
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.M., Neider, A., Reber, S.A., Schiest, M., Seguchi, A., Sepehri*, P., Stevens, J.R., Taylor, A.H., Wang, L., Wolff, L.M., Zhang, Y., & Clayton, N.S. (In Press). Individual repeatability, species differences, and the influence of socio-ecological factors on neophobia in 10 corvid species. Current Biology. (Note. This is a collaborative project involving 10 international laboratories; collaborating authors are listed alphabetically).
Shabro, S., Meier, C., Leonard*, K., Goertzen, A.L., Ko, J.H. & Kelly, D.M. (In Press). Age-related reduction of hemispheric asymmetry by pigeons: A behavioral and FDG-PET imaging investigation of visual discrimination. Learning & Behavior.
Harvie*, H., Rodrigo, A., Briggs*, C., Thiessen*, S. & Kelly, D.M. (2021). Does stress run through the leash? An examination of stress transmission between owners and dogs during a walk. Animal Cognition, 24(2), 239-250. doi: 10.1007/s10071-020-01460-6 (Invited paper) Abstract Only
Kelly, D.M. & Katz, J.S. (2021). Editorial: A special issue: Lean on me: Animal-human interactions. Animal Cognition, 24(2), 217. doi: 10.1007/s10071-021-01496-2 Full Article
Meier, C., Sepehri*, P. & Kelly, D.M. (2021). Age affects pigeons’ (Columba livia) memory capacity, but not representation of serial order, during a locomotor sequential-learning task. Scientific Reports, 11, 17162. doi.org/10.1038/s41598-021-96360-1 Full Article
Kelly, D.M., Leonard*, K., & Gibson, B.M. (2021). Adaptive specialization for spatial memory does not improve route efficiency: comparing the ability of Clark’s nutcrackers (Nucifraga columbiana) and pigeons (Columba livia) to solve traveling salesperson problems. Psychonomic Bulletin & Review, 28(6),1991-2002. doi: 10.3758/s13423-021-01946-5 Abstract Only
Kelly, D.M. & Guillette, L.M. (2021). Editorial: A special issue in honour of Irene Pepperberg: The chemist of comparative cognition. Learning & Behavior, 49, 7-8. doi: 10.3758/s13420-021-00467-4 Full Article
Vernouillet, A., Katz, J.S., Leonard*, K., Magnotti, J., Wright, A.A. & Kelly, D.M. (2021). Abstract concept learning in two species of New World corvids, pinyon jays (Gymnorhinus cyanocephalus) and California scrub jays (Aphelocoma californica). Journal of Experimental Psychology: Animal Learning & Cognition, 47(3), 384-392. Doi:10.1037/xan0000283 Abstract Only
Vernouillet, A., Casidsid*, H. & Kelly, D.M. (2021). Conspecific presence, but not pilferage, influences pinyon jays’ (Gymnorhinus cyanocephalus) caching behavior. Learning & Behavior, 49, 23-35.doi: 10.3758/s13420-020-00450-5 (Invited paper) Full Article
Wright, A.A., Kelly, D.M. & Katz, J.S. (2021). Same/Different concept learning by primates and birds. Learning & Behavior, 49(1), 76–84. doi.org/10.3758/s13420-020-00456-z (Invited paper) Full Article
2020
Nardi, D., Carpenter, S.E., Johnson, S. R., Gilliland G.A., Melo, V.L., Pugliese, R., Coppola, V.J. & Kelly, D.M. (2020). Spatial reorientation with a geometric array of auditory cues. Quarterly Journal of Experimental Psychology. QJE-SIP-19-403.R1 doi.org/10.1177/1747021820913295 Abstract Only
Vernouillet, A. & Kelly, D.M. (2020). Individual exploratory responses are not repeatable across time or context for four species of food-storing corvid. Scientific Reports, 10, 394-414. doi.org/10.1038/s41598-019-56138-y Full Article
Clary, D., Stow*, M.K., Vernouillet, A. & Kelly, D.M. (2020). Mirror-meditated responses of California scrub jays during a caching task and the mark task. Ethology, 126(2), 140-152. doi.org/10.1111/eth.12954. Full Article
Leonard*, K., Vasylkiv*, V. & Kelly, D.M. (2020). Reorientation by features and geometry: Effects of healthy and degenerative age-related cognitive decline. Learning & Behavior, 48, 124-134. doi.org/10.3758/s13420-019-00401-9 (Invited paper) Full Article
2019
Kelly, D.M., Adolphe, J.L., Vernouillet, A. McCausland*, J.A., Rankovic, A., & Verbrugghe, A. (2019). Motoric self-regulation by sled dogs and pet dogs and the acute effect of carbohydrate source in sled dogs. Animal Cognition, 22(6), 931-946. doi.org/10.1007/s10071-019-01285-y Abstract Only
Kimura, K., Reichert, J.F., Kelly, D.M., & Moussavi, Z. (2019). Older adults show less flexible spatial cue use when navigating in a virtual reality environment compared with younger adults. Neuroscience Insights, 14, 1-11. doi.org/10.1177/2633105519896803 Full Article
Kelly, D.M., Bisbing, T. & Magnotti, J. (2019). Use of medial axis for reorientation by the Clark’s nutcracker (Nucifraga columbiana). Behavioural Processes, 158, 192-199. (Invited paper) Abstract Only
Ranjbar Pouya, O., Byagowi, A., Kelly, D.M. & Moussavi, Z. (2019). Comparisons of target localization abilities during physical and virtual rotating scenes by cognitively intact and cognitively impaired older adults. OBM Geriatrics, 3(2). doi:10.21926/obm.geriatr.1902059 Full Article
Ranjbar Pouya, O., Kelly, D.M., & Moussavi, Z. (2019). Predicting cognitive status of older adults using directional accuracy in explicit timing tasks. Journal of Medical and Biological Engineering, 39, 418-423. doi.org/10.1007/s40846-018-0417-7 Full Article
2018
Vernouillet, A.A., Stiles*, L.R., McCausland*, J.A., & Kelly, D.M. (2018). Individual performance of motor self-regulation tasks is not correlated across tasks in pet dogs. Learning & Behavior, 46, 522-536. doi.org/10.3758/s13420-018-0354-x Full Article
Kimura, K., Reichert, J.F., Pouya, R.R., Byagowi, A., Wang, X., Kelly, D.M., & Moussavi, Z. (2018) Simultaneous localization and mapping (SLAM) for route reversal learning. OBM Geriatrics, 2(3). doi:10.21926/obm.geriatr.1803xxx Full Article
Stow*, M.K., Vernouillet, A., & Kelly D.M. (2018). Neophobia does not account for motoric self-regulation performance as measured during the detour-reaching cylinder task. Animal Cognition, 21, 565-574. doi.org/10.1007/s10071-018-1189-8 Abstract Only
Qadri, M.A., Leonard*, K., Cook, R.G., & Kelly, D.M. (2018). Examination of long-term visual memorization capacity in the Clark’s nutcracker (Nucifraga columbiana). Psychonomic Bulletin & Review,25, 2274-2280. DOI: 10.3758/s13423-018-1439-4. Full Article
Wright, A.A., Kelly, D.M., & Katz, J.S. (2018). Comparing cognition by integrating concept learning, proactive interference, and list learning. Learning & Behavior, 46, 107-123. DOI: 10.3758/s13420-018-0316-3. Full Article
Siemens, M. & Kelly, D.M. (2018). Sex differences and the effect of instruction on reorientation abilities by humans. Memory & Cognition, 46, 566-576. DOI: 10.3758/s13421-017-0783-3. Full Article
Kelly, D.M., Cheng, K., Balda, R.P., & Kamil, A.C. (2018). The effects of sun compass error on spatial search by Clark’s nutcrackers. Integrative Zoology, 14(2), 172-181. doi: 10.1111/1749-4877.12302. Abstract Only
Leonard*, K., Tian, N., Ivanco, T.L. & Kelly, D.M. (2018). Experience with featural cue reliability influences featural and geometric cue use by mice (Mus musculus). Journal of Comparative Psychology, 132(1), 106-114. DOI: 10.1037/com0000096. Abstract Only
Wright, A.A., Katz, J.S., & Kelly, D.M. (2018). Same/Different Learning. In Vonk J. & Shackelford T. (eds). Encyclopedia of Animal Cognition and Behavior. Springer, Cham doi.org/10.1007/978-3-319-47829-6_1510-1. Abstract Only
2017
Kimura, K., Reichert, J., Olson*, A., Ranjbar Pouya, O., Moussavi, Z., & Kelly, D.M. (2017). Orientation in virtual reality does not fully measure up to the real-world. Scientific Reports, 7, 18109. DOI: 10.1038/s41598-017-18289-8. Full Article
Wright, A.A. & Kelly, D.M. (2017). Comparative approaches to same/different abstract-concept learning. Learning & Behavior, 45, 323-448. DOI:10.3758/s13420-017-0271-4 Full Article
Wright, A.A., Magnotti, J.F., Katz, J.S., Leonard*, K., Vernouillet, A. & Kelly, D.M. (2017). Corvids outperform pigeons and primates in learning a basic concept. Psychological Science, 28, 437-444. DOI:10.1177/09567976/616685871. Abstract Only
Magnotti J.F., Wright, A.A., Leonard*, K., Katz, J.S., & Kelly, D.M. (2017). Abstract-concept learning in black-billed magpies (Pica hudsonia). Psychonomic Bulletin & Review, 24, 431-435. DOI:10.3758/s13423-016-1132-4 Full Article
Ranjbar Pouya, O., Byagowi, A., Lissitsn, Y., Kelly, D.M., & Moussavi, Z. (2017). Introducing a new age- and cognition-sensitive measurement for assessing egocentric spatial orientation using a landmark-less virtual reality navigational task. Quarterly Journal of Experimental Psychology, 70, 1406-1419. DOI:10.1080/17470218.2016.1187181. Abstract Only
Reichert, J.F., Schwarz, S. & Kelly, D.M. (2017). Spatial cognition in birds. In ten Cate, C. & Healy, S. (Eds.). Avian Cognition. (pp. 6-29). Oxford: Oxford University Press. Access Information
2016
Clary, D. & Kelly, D.M. (2016). Graded mirror self-recognition by Clark’s nutcrackers (Nucifraga columbiana). Scientific Reports, 6, Article number: 36459. DOI:10.1038/srep36459 Full Article
Clary, D. & Kelly, D.M. (2016). Clark’s nutcrackers (Nucifraga columbiana) flexibly adapt caching behavior to a cooperative context. Frontiers in Psychology, 7, 1643. DOI:10.3389/fpsyg.2016.01643. Full Article
Vernouillet, A., Anderson*, J., Clary, D., & Kelly, D.M. (2016). Inhibition in Clark’s nutcrackers (Nucifraga columbiana): results of a detour-reaching task. Animal Cognition, 19(3), 661-665. DOI:10.1007/s10071-016-0952-y Abstract Only
Wright, A.A., Magnotti, J.F., Leonard*, K., Katz, J.S. & Kelly, D.M. (2016). Concept learning set-size functions for Clark’s nutcrackers (Nucifraga columbiana). Journal of Experimental Analyses of Behavior, 105, 76-84. DOI: 10.1002/jeab.174 Abstract Only
2015
Magnotti, J.F., Katz,J.S., Wright, A.A. & Kelly, D.M. (2015). Superior abstract-concept learning by Clark’s nutcrackers (Nucifraga columbiana). Biology Letters, 11(5), 20150148. DOI.org/10.1098/rsbl.2015.0148 Full Article
Reichert, J.F. & Kelly, D.M. (2015). How Clark’s nutcrackers (Nucifraga columbiana) weigh geometric cues depends on their previous experience. Animal Cognition, 18(4), 953-968. DOI:10.1007/s10071-015-0866-0. Abstract Only
2014
Clary, D., Cheys*, A. & Kelly, D.M. (2014). Pattern of visuospatial lateralization in two corvid species, Black-billed magpies (Pica hudsonia) and Clark’s nutcrackers (Nucifraga columbiana). Behavioural Processes, 107, 94-98. Abstract Only
Kelly, D.M. & Cheng, K. (2014). Editorial: A synthetic approach to comparative cognition. Behavioural Processes, 102, 1-2. Abstract Only
Lambinet, V., Wilzeck, C. & Kelly, D.M. (2014). Size doesn’t matter, but features do: Clark’s nutcrackers (Nucifraga columbiana) weigh features more heavily than geometry in large and small enclosures. Behavioural Processes, 102, 3-11. Abstract Only
2013
Snow, W.M., Stoesz, B.M., Kelly, D.M. & Albensi, B.C. (2013). Roles for NF-kB and Gene Targets of NF-kB in Synaptic Plasticity, Memory, and Navigation. Molecular Neurobiology, 49(2), 757-770. DOI 10.1007/s12035-013-8555-y. Abstract Only
Ambosta, A.H., Reichert, J.F. & Kelly, D.M. (2013). Reorienting in virtual 3D environments: Do adult humans use principal axes, medial axes, or local geometry? PLoS ONE, 8, e78985. Full Article
Clary, D. & Kelly, D.M. (2013). Are Clark’s nutcrackers (Nucifraga columbiana) able to discriminate knowledge states of human experimenters during an object-choice task? Evolutionary Psychology, 11, 1-37. Abstract Only
Sturz, B.R. & Kelly, D.M. (2013). Environment Size and the Use of Feature and Geometric Cues for Reorientation. Acta Psychologica, 142, 251-258. Abstract Only
Kelly, D.M. (2013). Environment Size and the Use of Feature and Geometric Cues for Reorientation. Acta Psychologica, 142, 251-258.
2012
Kelly, D.M. & Reichert, J.F. (2012). Angular amplitude matters: Exploring the functional relationship of geometric cue use by Clark’s nutcrackers (Nucifraga columbiana). Behavioural Processes,93, 62-70. Abstract Only
Sturz, B.R., Kilday, Z.A., Bodily, K.D., & Kelly, D.M. (2012). No evidence that consistent auditory cues facilitate learning of spatial relations among locations. Behavioural Processes, 90, 198-203. Abstract Only
Reichert, J.F. & Kelly, D.M. (2012). Discrimination of Geometric Angles by Adult Humans. Animal Cognition, 15, 271-284. Abstract Only
Gibson, B., Wilkinson, M. & Kelly D.M. (2012). Let the pigeon drive the bus: pigeons can plan future routes in the real world. Animal Cognition, 15(3), 379-391. Doi: 10.1007/s10071-011-0463-9. Abstract Only
Kelly, D.M. (2012). Animal Learning. Oxford Bibliographies in Psychology. Ed. D.S. Dunn. New York: Oxford University Press. Information Available
2011
Fairhurst, G.D., Frey*, M.D., Reichert, J.F., Szelest, I., Kelly, D.M. & Bortolotti, G.R. (2011). Does environmental enrichment reduce stress? An integrated measure of corticosterone from feathers provides a novel perspective. PLoS ONE, 6(3). doi.org/10.1371/journal.pone.0017663 Full Article
Kelly, D.M. & Durocher, S. (2011). Comparing geometric models for orientation: medial vs. principal axes. Communicative and Integrative Biology, 4(6), 710-712. Doi:10.4161/cib.17318 Full Article
Kelly, D.M., Durocher, S., Chiandetti, C. & Vallortigara, G. (2011). A misunderstanding of principal and medial axes? Reply to Sturz & Bodily. Biology Letters, 7(5), 649-650. Doi: 10.1098%2Frsbl.2011.0482 Full Article
Clary, D. & Kelly, D.M. (2011). Cache protection strategies in a relatively non-social food-caching corvid, Clark’s nutcracker (Nucifraga columbiana). Animal Cognition, 14, 735-744. Doi: 10.1007/s10071-011-0408-3 Abstract Only
Kelly, D.M., Chiandetti, C. & Vallortigara, G. (2011). Re-orienting in space: Do animals use global or local geometry strategies? Biology Letters, 7, 372-375. DOI: 10.1098/rsbl.2010.1024 Full Article
Reichert, J.F. & Kelly, D.M. (2011). Use of local and global geometry from object arrays by adult humans. Behavioural Processes, 86, 196-205. Doi: 10.1016/j.beproc.2010.11.008 Abstract Only
2010
Kelly, D.M. (2010). Features enhance encoding of geometry. Animal Cognition, 13, 453-462. Doi: 10.1007/s10071-009-0296-y Full Article
Rugani, R., Kelly, D.M., Szelest, I., Regolin, L. & Vallortigara, G. (2010). Is it only humans that count from left to right? Biology Letters, 6, 290-292. DOI: 10.1098/rsbl.2009.0960 Full Article
Gould, K.L., Kelly, D.M. & Kamil, A.C. (2010). What scatter-hoarding animals have taught us about small-scale navigation. Philosophical Transactions of the Royal Society B, 365, 901-914. Doi: 10.1098/rstb.2009.0214 Full Article
Sturz, B.R., Kelly, D.M. & Brown, M.F. (2010). Facilitation of learning spatial relations among locations by visual cues: Generality across spatial configurations. Animal Cognition, 13, 341-349. doi: 10.1007/s10071-009-0283-3 Abstract Only
Kelly, D.M., Kamil, A.C. & Cheng, K. (2010). Landmark use by Clark’s nutcrackers (Nucifraga columbiana): Influence of disorientation and cue rotation on distance and direction estimates. Animal Cognition, 13, 175-188. doi: 10.1007/s10071-009-0256-6 Abstract Only
Dawson, M.R.W., Kelly, D.M., Spetch, M.L. & Dupuis, B. (2010). Using perceptrons to explore the reorientation task. Cognition, 114, 207-226. doi: 10.1016/j.cognition.2009.09.006 Abstract Only
2009
Sturz, B.R. & Kelly, D.M. (2009). Encoding of relative enclosure size in a dynamic three-dimensional virtual environment by humans. Behavioural Processes, 82(2), 223-227. doi: 10.1016/j.beproc.2009.06.007 Abstract Only
Sturz, B.R., Brown, M.F. & Kelly, D.M. (2009). Facilitation of learning spatial relations among locations by visual cues: Implications for theoretical accounts of spatial learning. Psychonomic Bulletin & Review, 16, 306-312. doi: 10.3758/PBR.16.2.306 Full Article
Wilzeck, C., Prior, H. & Kelly, D.M. (2009). Geometry and landmark representation by pigeons: Evidence for species-differences in the hemispheric organization of spatial information processing? European Journal of Neuroscience, 4, 813-822. doi: 10.1111/j.1460-9568.2009.06626.x Abstract Only
Dawson, M.R.W., Dupuis, B., Spetch, M.L. & Kelly, D.M. (2009). Simple Artificial Neural Networks That Match Probability and Exploit and Explore When Confronting a Multiarmed Bandit. IEEE Transactions on Neural Networks, 20, 1368-1371. doi: 10.1109/TNN.2009.2025588 Full Article
Sturz, B.R., Bodily, K.D., Katz, J.S. & Kelly, D.M. (2009). Evidence against integration of spatial maps by humans (Homo sapiens). Animal Cognition, 12, 237-247. doi: 10.1007/s10071-008-0182-z Full Article
2008
Kelly, D.M. & Bischof, W.F. (2008). Orienting in virtual environments: How are surface features and environmental geometry weighted in an orientation task? Cognition, 109, 89-104. doi: 10.1016/j.cognition.2008.07.012 Abstract Only
Dawson, M.R.W., Kelly, D.M, Spetch, M.L. & Dupuis, B. (2008). Learning about environmental geometry: A flaw in Miller and Shettleworth’s (2007) operant model. Journal of Experimental Psychology: Animal Behavior Processes, 34, 415-418. doi: 10.1037/0097-7403 Abstract Only
Kelly, D.M., Kippenbrock*, S., Templeton, J. & Kamil, A.C. (2008). Use of a geometric rule or absolute vectors: Landmark use by Clark’s nutcrackers (Nucifraga columbiana). Brain Research Bulletin, 76(3), 293-299. doi: 10.1016/j.brainresbull.2008.02.008 Abstract Only
2007
Gibson, B.M., Wilks, T.J., & Kelly, D.M. (2007). Rats encode the shape of an array of discrete objects. Journal of Comparative Psychology, 121,130-144. Doi:10.1037/0735-7036.121.2.130 Abstract Only
Kelly, D.M. & Gibson, B.M. (2007). Spatial navigation: orienting in real and virtual environments. Comparative Cognition & Behavior Reviews, 2, 111-124. doi:10.3819/ccbr.2008.20007 Full Article
2006
Cheng, K., Spetch, M.L., Kelly, D.M. & Bingman, V.P. (2006). Small-scale spatial cognition in pigeons, Behavioral Processes, 72, 115-127. DOI: 10.1016/j.beproc.2005.11.018 Abstract Only
Spetch, M.L. & Kelly, D.M. (2006). Comparative Spatial Cognition: Processes in landmark and surface-based place finding. In E. Wasserman and T. Zentall (Eds.). Comparative Cognition: Experimental explorations into animal intelligence. (pp. 210-228). Oxford: Oxford University Press. Abstract Only
2005
Kelly, D.M. & Bischof, W.F. (2005). Re-orienting in images of a three-dimensional environment. Journal of Experimental Psychology: Human Perception and Performance, 31, 1391-1403. DOI: 10.1037/0096-1523.31.6.1391 Abstract Only
2004
Kelly, D.M. & Spetch, M.L (2004b). Reorientation in a two-dimensional environment: II. Do pigeons encode the featural and geometric properties of a two-dimensional schematic of a room? Journal of Comparative Psychology, 118, 384-395. DOI: 10.1037/0735-7036.118.4.384 Abstract Only
Kelly, D.M. & Spetch, M.L (2004a). Reorientation in a two-dimensional environment: I. Do humans encode the featural and geometric properties of a two-dimensional schematic of a room? Journal of Comparative Psychology, 118, 82-94. Doi: 10.1037/0735-7036.118.1.82 Abstract Only
MacDonald, S.E., Spetch, M.L., Kelly, D.M & Cheng, K. (2004). Strategies for landmark use by children, adults and marmoset monkeys. Learning & Motivation, 35, 322-347. doi.org/10.1016/j.lmot.2004.03.002 Abstract Only
Gray, E.R., Spetch, M.L., Kelly, D.M., & Nguyen, A. (2004). Searching in the center: pigeons encode relative distances from the walls of an enclosure. Journal of Comparative Psychology, 118, 113-117. DOI: 10.1037/0735-7036.118.1.113 Abstract Only
2003
Cook, R.G., Kelly, D.M & Katz, J.S. (2003). Successive two-item same-different discrimination and concept learning by pigeons. Behavioral Processes, 62, 125-144. Doi: 10.1016/S0376-6357(03)00022-6 Abstract Only
Kelly, D.M. & Cook, R.G. (2003). Differential effects of visual context on pattern discrimination by pigeons and humans. Journal of Comparative Psychology, 117, 200-208. doi.org/10.1037/0735-7036.117.2.200 Abstract Only
2001
Kelly, D.M. & Spetch, M.L (2001). Pigeons encode relative geometry. Journal of Experimental Psychology: Animal Behavior Processes, 27, 417-422. Doi: 10.1037/0097-7403.27.4.417 Abstract Only
Kelly, D.M., Bischof, W.F., Wong-Wylie, D.R. & Spetch, M.L. (2001). Detection of Glass patterns by pigeons and humans: implications for differences in higher-level processing. Psychological Science, 12, 338-342. DOI: 10.1111/1467-9280.00362 Abstract Only
2000
Spetch, M.L., Kelly, D.M. & Reid, S. (2000). Recognition of objects and spatial relations in pictures across changes in viewpoint. In J. Fagot (Ed). Picture perception in animals (pp.107-142). Philadelphia. PA: Psychology Press.
Cook, R.G., Katz, J.S., & Kelly, D.M. (2000). Pictorial same-different concept learning and discrimination in pigeons. In J. Fagot (Ed). Picture perception in animals (pp.181-218). Philadelphia. PA: Psychology Press.
1999
Spetch, M.L., Kelly, D.M. & Reid, S. (1999). Recognition of objects and spatial relations in pictures across changes in viewpoint. Current Psychology of Cognition, 18(5), 729-764. Abstract Only
Cook, R.G., Katz, J.S., & Kelly, D.M. (1999). Pictorial same-different concept learning and discrimination in pigeons. Current Psychology of Cognition, 18(5), 181-218.
1998
Kelly, D.M., Spetch, M.L. & Heth, C.D. (1998) Pigeons’ encoding of geometric and featural properties of a spatial environment. Journal of Comparative Psychology, 112, 259-269. Doi: 10.1037/0735-7036.112.3.259 Full Article
Spetch, M.L., Kelly, D.M. & Lechelt, D.P. (1998). Encoding of spatial information in images of an outdoor scene by pigeons and humans. Animal Learning & Behavior, 26, 85-102. doi.org/10.3758/BF03199164 Full Article
1997
Spetch, M.L. Cheng, K., MacDonald, S.E., Linkenhoker, B.A., Kelly, D.M. & Doerkson, S.R. (1997). Use of landmark configuration in pigeons and humans: II. Generality across search tasks. Journal of Comparative Psychology, 111, 14-24. doi.org/10.1037/0735-7036.111.1.14 Abstract Only