Allison, P. D. (1992). Cultural relatedness under oblique and horizontal transmission rules. Ethology & Sociobiology, 13, 153–169.
Article
Google Scholar
Avital, E., & Jablonka, E. (2000). Animal traditions: Behavioural inheritance in evolution. Cambridge: Cambridge University Press.
Book
Google Scholar
Baker, M. C., & Cunningham, M. A. (1985). The biology of bird-song dialects. Behavioral & Brain Sciences, 8, 85–133.
Article
Google Scholar
Balda, R. P., & Bateman, G. C. (1971). Flocking and annual cycle of the piñon jay, Gymnorhinus cyanocephalus. Condor, 73, 287–302.
Article
Google Scholar
Bird, C. D., & Emery, N. J. (2009). Insightful problem solving and creative tool modification by captive nontool-using rooks. Proceedings of the National Academy of Sciences, 106, 10370–10375.
Article
Google Scholar
Bird, C. D., & Emery, N. J. (2010). Rooks perceive support relations similar to six-month-old babies. Proceedings of the Royal Society B, 277, 147–151.
PubMed
Article
Google Scholar
Biro, D., Sousa, C., & Matsuzawa, T. (2006). Ontogeny and cultural propagation of tool use by wild chimpanzees at Bossou, Guinea: Case studies in nut cracking and leaf folding. In T. Matsuzawa, M. Tomonaga, & M. Tanaka (Eds.), Cognitive development in chimpanzees (pp. 476–508). Tokyo: Springer.
Chapter
Google Scholar
Bluff, L. A., Troscianko, J., Weir, A. A. S., Kacelnik, A., & Rutz, C. (2010). Tool use by wild New Caledonian crows Corvus moneduloides at natural foraging sites. Proceedings of the Royal Society B, 277, 1377–1385.
PubMed
Article
Google Scholar
Boesch, C., Head, J., & Robbins, M. M. (2009). Complex tool sets for honey extraction among chimpanzees in Loango National Park, Gabon. Journal of Human Evolution, 56, 560–569.
PubMed
Article
Google Scholar
Boserup, E. (1981). Population and technological change: A study of long-term trends. Chicago: University of Chicago Press.
Google Scholar
Box, H. O. (1984). Primate behaviour and social ecology. London: Chapman & Hall.
Google Scholar
Boyd, R., & Richerson, P. J. (1985). Culture and the evolutionary process. Chicago: University of Chicago Press.
Google Scholar
Boyd, R., & Richerson, P. J. (1996). Why culture is common, but cultural evolution is rare. Proceedings of the British Academy, 88, 77–93.
Google Scholar
Bugnyar, T. (2008). Animal cognition: Rooks team up to solve a problem. Current Biology, 18, R530-R532.
PubMed
Article
Google Scholar
Caldwell, C. A., & Whiten, A. (2003). Scrounging facilitates social learning in common marmosets, Callithrix jacchus. Animal Behaviour, 65, 1085–1092.
Article
Google Scholar
Call, J., Carpenter, M., & Tomasello, M. (2005). Copying results and copying actions in the process of social learning: Chimpanzees (Pan troglodytes) and human children (Homo sapiens). Animal Cognition, 8, 151–163.
PubMed
Article
Google Scholar
Call, J., & Tomasello, M. (1994). The social learning of tool use by orangutans (Pongo pygmaeus). Human Evolution, 9, 297–313.
Article
Google Scholar
Catchpole, C. K., & Slater, P. J. B. (1995). Bird song: Biological themes and variations. Cambridge: Cambridge University Press.
Google Scholar
Cavalli-Sforza, L. L., & Feldman, M. W. (1981). Cultural transmission and evolution: A quantitative approach. Princeton, NJ: Princeton University Press.
Google Scholar
Chappell, J., & Kacelnik, A. (2002). Tool selectivity in a non-primate, the New Caledonian crow (Corvus moneduloides). Animal Cognition, 5, 71–78.
PubMed
Article
Google Scholar
Chappell, J., & Kacelnik, A. (2004). Selection of tool diameter by New Caledonian crows (Corvus moneduloides). Animal Cognition, 7, 121–127.
PubMed
Article
Google Scholar
Claidière, N., & Sperber, D. (2010). Imitation explains the propagation, not the stability of animal culture. Proceedings of the Royal Society B, 277, 651–659.
PubMed
Article
Google Scholar
Clayton, N. S., & Emery, N. J. (2007). The social life of corvids. Current Biology, 17, R652-R656.
PubMed
Article
Google Scholar
Cnotka, J., Güntürkün, O., Rehkämper, G., Gray, R. D., & Hunt, G. R. (2008). Extraordinary large brains in tool-using New Caledonian crows (Corvus moneduloides). Neuroscience Letters, 433, 241–245.
PubMed
Article
Google Scholar
Connolly, K., & Dalgleish, M. (1989). The emergence of a tool-using skill in infancy. Developmental Psychology, 25, 894–912.
Article
Google Scholar
Coussi-Korbel, S., & Fragaszy, D. M. (1995). On the relation between social dynamics and social learning. Animal Behaviour, 50, 1441–1453.
Article
Google Scholar
de Resende, B. D., Ottoni, E. B., & Fragaszy, D. M. (2008). Ontogeny of manipulative behavior and nut-cracking in young tufted capuchin monkeys (Cebus apella): A perception-action perspective. Developmental Science, 11, 828–840.
PubMed
Article
Google Scholar
de Waal, F. B. M. (1989). Food sharing and reciprocal obligations among chimpanzees. Journal of Human Evolution, 18, 433–459.
Article
Google Scholar
Donald, M. (1991). Origins of the modern mind: Three stages in the evolution of culture and cognition. Cambridge, MA: Harvard University Press.
Google Scholar
Doupe, A. J., & Konishi, M. (1991). Song-selective auditory circuits in the vocal control system of the zebra finch. Proceedings of the National Academy of Sciences, 88, 11339–11343.
Article
Google Scholar
Emery, N. J. (2004). Are corvids “feathered apes”?: Cognitive evolution in crows, jays, rooks and jackdaws. In S. Watanabe (Ed.), Comparative analysis of mind (pp. 181–213). Tokyo: Keio University Press.
Google Scholar
Emery, N. J. (2006). Cognitive ornithology: The evolution of avian intelligence. Philosophical Transactions of the Royal Society B, 361, 23–43.
Article
Google Scholar
Emery, N. J., & Clayton, N. S. (2004). The mentality of crows: Convergent evolution of intelligence in corvids and apes. Science, 306, 1903–1907.
PubMed
Article
Google Scholar
Emery, N. J., & Clayton, N. S. (2009). Tool use and physical cognition in birds and mammals. Current Opinion in Neurobiology, 19, 27–33.
PubMed
Article
Google Scholar
Emery, N. J., Seed, A. M., von Bayern, A. M. P., & Clayton, N. S. (2007). Cognitive adaptations of social bonding in birds. Philosophical Transactions of the Royal Society B, 362, 489–505.
Article
Google Scholar
Findlay, C. S., Hansell, R. I. C., & Lumsden, C. J. (1989). Behavioral evolution and biocultural games: Oblique and horizontal cultural transmission. Journal of Theoretical Biology, 137, 245–269.
Article
Google Scholar
Fragaszy, D. M., & Visalberghi, E. (1996). Social learning in monkeys: Primate “primacy” reconsidered. In C. M. Heyes & B. G. Galef, Jr. (Eds.), Social learning in animals: The roots of culture (pp. 65–84). San Diego: Academic Press.
Chapter
Google Scholar
Galef, B. G., Jr. (1988). Imitation in animals: History, definition, and interpretation of data from the psychological laboratory. In T. R. Zentall & B. G. Galef, Jr. (Eds.), Social learning: Psychological and biological perspectives (pp. 3–28). Hillsdale, NJ: Erlbaum.
Google Scholar
Giraldeau, L.-A., & Lefebvre, L. (1987). Scrounging prevents cultural transmission of food-finding behaviour in pigeons. Animal Behaviour, 35, 387–394.
Article
Google Scholar
Hernandez-Aguilar, R. A., Moore, J., & Pickering, T. R. (2007). Savanna chimpanzees use tools to harvest the underground storage organs of plants. Proceedings of the National Academy of Sciences, 104, 19210–19213.
Article
Google Scholar
Heyes, C. M. (1993). Imitation, culture and cognition. Animal Behaviour, 46, 999–1010.
Article
Google Scholar
Heyes, C. M. (1994). Social learning in animals: Categories and mechanisms. Biological Reviews, 69, 207–231.
PubMed
Article
Google Scholar
Hirata, S., & Celli, M. L. (2003). Role of mothers in the acquisition of tool-use behaviours by captive infant chimpanzees. Animal Cognition, 6, 235–244.
PubMed
Article
Google Scholar
Hirata, S., & Morimura, N. (2000). Naive chimpanzees’ (Pan troglodytes) observation of experienced conspecifics in a tool-using task. Journal of Comparative Psychology, 114, 291–296.
PubMed
Article
Google Scholar
Holzhaider, J. C., Hunt, G. R., & Gray, R. D. (2010). The development of Pandanus tool manufacture in wild New Caledonian crows. Behaviour, 147, 553–586.
Article
Google Scholar
Holzhaider, J. C., Sibley, M. D., Taylor, A. H., Singh, P. J., Gray, R. D., & Hunt, G. R. (in press). The social structure of New Caledonian crows. Animal Behaviour.
Horner, V., & Whiten, A. (2005). Causal knowledge and imitation/emulation switching in chimpanzees (Pan troglodytes) and children (Homo sapiens). Animal Cognition, 8, 164–181.
PubMed
Article
Google Scholar
Humle, T. (2006). Ant dipping in chimpanzees: An example of how microecological variables, tool use, and culture reflect the cognitive abilities of chimpanzees. In T. Matsuzawa, M. Tomonaga, & M. Tanaka (Eds.), Cognitive development in chimpanzees (pp. 452–475). Tokyo: Springer.
Chapter
Google Scholar
Hunt, G. R. (1996). Manufacture and use of hook-tools by New Caledonian crows. Nature, 379, 249–251.
Article
Google Scholar
Hunt, G. R. (2000a). Human-like, population-level specialization in the manufacture of Pandanus tools by New Caledonian crows Corvus moneduloides. Proceedings of the Royal Society B, 267, 403–413.
PubMed
Article
Google Scholar
Hunt, G. R. (2000b). Tool use by the New Caledonian crow Corvus moneduloides to obtain Cerambycidae from dead wood. Emu, 100, 109–114.
Article
Google Scholar
Hunt, G. R., & Gray, R. D. (2002). Species-wide manufacture of stick-type tools by New Caledonian Crows. Emu, 102, 349–353.
Article
Google Scholar
Hunt, G. R., & Gray, R. D. (2003). Diversification and cumulative evolution in New Caledonian crow tool manufacture. Proceedings of the Royal Society B, 270, 867–874.
PubMed
Article
Google Scholar
Hunt, G. R., & Gray, R. D. (2004a). The crafting of hook tools by wild New Caledonian crows. Proceedings of the Royal Society B, 271, 88–90.
Article
Google Scholar
Hunt, G. R., & Gray, R. D. (2004b). Direct observations of Pandanus tool manufacture and use by a New Caledonian crow (Corvus moneduloides). Animal Cognition, 7, 114–120.
PubMed
Article
Google Scholar
Hunt, G. R., & Gray, R. D. (2007). Parallel tool industries in New Caledonian crows. Biology Letters, 3, 173–175.
PubMed
Article
Google Scholar
Hunt, G. R., Lambert, C., & Gray, R. D. (2007). Cognitive requirements for tool use by New Caledonian crows. New Zealand Journal of Zoology, 34, 1–7.
Article
Google Scholar
Inoue-Nakamura, N., & Matsuzawa, T. (1997). Development of stone tool use by wild chimpanzees (Pan troglodytes). Journal of Comparative Psychology, 111, 159–173.
PubMed
Article
Google Scholar
Jaeggi, A. V., Dunkel, L. P., Van Noordwijk, M. A., Wich, S. A., Sura, A. A. L., & Van Schaik, C. P. (2010). Social learning of diet and foraging skills by wild immature Bornean orangutans: Implications for culture. American Journal of Primatology, 72, 62–71.
PubMed
Article
Google Scholar
Jerison, H. J. (1973). Evolution of the brain and intelligence. New York: Academic Press.
Google Scholar
Kawai, M. (1965). Newly-acquired pre-cultural behavior of the natural troop of Japanese monkeys on Koshima islet. Primates, 6, 1–30.
Article
Google Scholar
Kendal, R. L., Custance, D. M., Kendal, J. R., Vale, G., Stoinski, T. S., Rakotomalala, N. L., & Rasamimanana, H. (2010). Evidence for social learning in wild lemurs (Lemur catta). Learning & Behavior, 38, 220–234.
Article
Google Scholar
Kendal, R. L., Kendal, J. R., Hoppitt, W., & Laland, K. N. (2009). Identifying social learning in animal populations: A new “option-bias” method. PLoS ONE, 4, e6541. doi:10.1371/journal.pone.0006541
Kenward, B., Rutz, C., Weir, A. A. S., Chappell, J., & Kacelnik, A. (2004). Morphology and sexual dimorphism of the New Caledonian Crow Corvus moneduloides, with notes on its behaviour and ecology. Ibis, 146, 652–660.
Article
Google Scholar
Kenward, B., Rutz, C., Weir, A. A. S., & Kacelnik, A. (2006). Development of tool use in New Caledonian crows: Inherited action patterns and social influences. Animal Behaviour, 72, 1329–1343.
Article
Google Scholar
Kenward, B., Weir, A. A. S., Rutz, C., & Kacelnik, A. (2005). Behavioural ecology: Tool manufacture by naive juvenile crows. Nature, 433, 121.
PubMed
Article
Google Scholar
Konishi, M. (1985). Birdsong: From behavior to neuron. Annual Review of Neuroscience, 8, 125–170.
PubMed
Article
Google Scholar
Laland, K. N., & Hoppitt, W. (2003). Do animals have culture? Evolutionary Anthropology: Issues, News, & Reviews, 12, 150–159.
Article
Google Scholar
Laland, K. N., Odling-Smee, J., & Feldman, M. W. (2000). Niche construction, biological evolution, and cultural change. Behavioral & Brain Sciences, 23, 131–146.
Article
Google Scholar
Lind, J., & Lindenfors, P. (2010). The number of cultural traits is correlated with female group size but not with male group size in chimpanzee communities. PLoS ONE, 5, e9241. doi:10.1371/journal.pone.0009241
PubMed
Article
Google Scholar
Lockman, J. J. (2000). A perception-action perspective on tool use development. Child Development, 71, 137–144.
PubMed
Article
Google Scholar
Marler, P., & Tamura, M. (1964). Culturally transmitted patterns of vocal behavior in sparrows. Science, 146, 1483–1486.
PubMed
Article
Google Scholar
Marzluff, J. M., & Balda, R. P. (1989). Causes and consequences of female-biased dispersal in a flock-living bird, the Pinyon Jay. Ecology, 70, 316–328.
Article
Google Scholar
Matsuzawa, T. (1994). Field experiments on use of stone tool by chimpanzees in the wild. In R. W. Wrangham, W. C. McGrew, F. B. M. de Waal, & P. Heltne (Eds.), Chimpanzee cultures (pp. 351–370). Cambridge, MA: Harvard University Press.
Google Scholar
Matsuzawa, T., Biro, D., Humle, T., Inoue-Nakamura, N., Tonooka, R., & Yamakoshi, G. (2001). Emergence of culture in wild chimpanzees: Education by master-apprenticeship. In T. Matsuzawa (Ed.), Primate origins of human cognition and behavior (pp. 557–574). Tokyo: Springer.
Chapter
Google Scholar
McGrew, W. C. (1992). Chimpanzee material culture: Implications for human evolution. Cambridge: Cambridge University Press.
Book
Google Scholar
Mehlhorn, J., Hunt, G. R., Gray, R. D., Rehkämper, G., & Güntürkün, O. (2010). Tool-making New Caledonian crows have large associative brain areas. Brain, Behavior & Evolution, 75, 63–70.
Article
Google Scholar
Midford, P. E., Hailman, J. P., & Woolfenden, G. E. (2000). Social learning of a novel foraging patch in families of free-living Florida scrub-jays. Animal Behaviour, 59, 1199–1207.
PubMed
Article
Google Scholar
Mundinger, P. C. (1980). Animal cultures and a general theory of cultural evolution. Ethology & Sociobiology, 1, 183–223.
Article
Google Scholar
Myowa-Yamakoshi, M., & Matsuzawa, T. (1999). Factors influencing imitation of manipulatory actions in chimpanzees (Pan troglodytes). Journal of Comparative Psychology, 113, 128–136.
PubMed
Article
Google Scholar
Nagell, K., Olguin, R. S., & Tomasello, M. (1993). Processes of social learning in the tool use of chimpanzees (Pan troglodytes) and human children (Homo sapiens). Journal of Comparative Psychology, 107, 174–186.
PubMed
Article
Google Scholar
Nishida, T., & Hiraiwa, M. (1982). Natural history of a tool-using behavior by wild chimpanzees in feeding upon wood-boring ants. Journal of Human Evolution, 11, 73–99.
Article
Google Scholar
Noad, M. J., Cato, D. H., Bryden, M. M., Jenner, M.-N., & Jenner, K. C. S. (2000). Cultural revolution in whale songs. Nature, 408, 537.
PubMed
Article
Google Scholar
Nottebohm, F. (1984). Birdsong as a model in which to study brain processes related to learning. Condor, 86, 227–236.
Article
Google Scholar
Odling-Smee, F. J., Laland, K. N., & Feldman, M. W. (2003). Niche construction: The neglected process in evolution. Princeton, NJ: Princeton University Press.
Google Scholar
Ottoni, E. B., & Izar, P. (2008). Capuchin monkey tool use: Overview and implications. Evolutionary Anthropology: Issues, News, & Reviews, 17, 171–178.
Article
Google Scholar
Perry, S., Panger, M., Rose, L. M., Baker, M., Gros-Louis, J., Jack, K., et al. (2003). Traditions in wild white-faced capuchin monkeys. In D. M. Fragaszy & S. Perry (Eds.), The biology of traditions: Models and evidence (pp. 391–425). Cambridge: Cambridge University Press.
Chapter
Google Scholar
Reader, S. M., & Biro, D. (2010). Experimental identification of social learning in wild animals. Learning & Behavior, 38, 265–283.
Article
Google Scholar
Rehkämper, G., Frahm, H. D., & Zilles, K. (1991). Quantitative development of brain and brain structures in birds (galliformes and passeriformes) compared to that in mammals (insectivores and primates). Brain, Behavior & Evolution, 37, 125–143.
Article
Google Scholar
Reiner, A., Perkel, D. J., Bruce, L. L., Bulter, A. B., Csillag, A., Kuenzel, W., et al. (2004). Revised nomenclature for avian telencephalon and some related brainstem nuclei. Journal of Comparative Neurology, 473, 377–414.
PubMed
Article
Google Scholar
Reisman, K. (2007). Is culture inherited through social learning? Biological Theory, 2, 300–306.
Article
Google Scholar
Rendell, L., & Whitehead, H. (2001). Culture in whales and dolphins. Behavioral & Brain Sciences, 24, 309–382.
Google Scholar
Rutz, C., Bluff, L. A., Weir, A. A. S., & Kacelnik, A. (2007). Video cameras on wild birds. Science, 318, 765.
PubMed
Article
Google Scholar
Sanz, C., Call, J., & Morgan, D. (2009). Design complexity in termite-fishing tools of chimpanzees (Pan troglodytes). Biology Letters, 5, 293–296.
PubMed
Article
Google Scholar
Sanz, C., Morgan, D., & Gulick, S. (2004). New insights into chimpanzees, tools, and termites from the Congo basin. American Naturalist, 164, 567–581.
PubMed
Article
Google Scholar
Seed, A., Emery, N., & Clayton, N. (2009). Intelligence in corvids and apes: A case of convergent evolution? Ethology, 115, 401–420.
Article
Google Scholar
Sterelny, K. (2006). The evolution and evolvability of culture. Mind & Language, 21, 137–165.
Article
Google Scholar
Stevens, J. R., & Gilby, I. C. (2004). A conceptual framework for nonkin food sharing: Timing and currency of benefits. Animal Behaviour, 67, 603–614.
Article
Google Scholar
Taylor, A. H., Hunt, G. R., Holzhaider, J. C., & Gray, R. D. (2007). Spontaneous metatool use by New Caledonian crows. Current Biology, 17, 1504–1507.
PubMed
Article
Google Scholar
Taylor, A. H., Hunt, G. R., Medina, F. S., & Gray, R. D. (2009). Do New Caledonian crows solve physical problems through causal reasoning? Proceedings of the Royal Society B, 276, 247–254.
PubMed
Article
Google Scholar
Taylor, A. H., Medina, F. S., Holzhaider, J. C., Hearne, L. J., Hunt, G. R., & Gray, R. D. (2010). An investigation into the cognition behind spontaneous string pulling in New Caledonian crows. PLoS ONE, 5, e9345.
PubMed
Article
Google Scholar
Taylor, A. H., Roberts, R., Hunt, G. R., & Gray, R. D. (2009). Causal reasoning in New Caledonian crows: Ruling out spatial analogies and sampling error. Communicative & Integrative Biology, 2, 311–312.
Article
Google Scholar
Tebbich, S., Seed, A. M., Emery, N. J., & Clayton, N. S. (2007). Non-tool-using rooks, Corvus frugilegus, solve the trap-tube problem. Animal Cognition, 10, 225–231.
PubMed
Article
Google Scholar
Tebbich, S., Taborsky, M., Fessl, B., & Blomqvist, D. (2001). Do woodpecker finches acquire tool-use by social learning? Proceedings of the Royal Society B, 268, 2189–2193.
PubMed
Article
Google Scholar
Terkel, J. (1996). Cultural transmission of feeding behavior in the black rat (Rattus rattus). In C. M. Heyes & B. G. Galef, Jr. (Eds.), Social learning in animals: The roots of culture (pp. 17–47). San Diego: Academic Press.
Chapter
Google Scholar
Thouless, C. R., Fanshawe, J. H., & Bertram, B. C. R. (1989). Egyptian vultures Neophron percnopterus and ostrich Struthio camelus eggs: The origins of stone throwing behavior. Ibis, 131, 9–15.
Article
Google Scholar
Tomasello, M. (1996). Do apes ape? In C. M. Heyes & B. G. Galef, Jr. (Eds.), Social learning in animals: The roots of culture (pp. 319–346). London: Academic Press.
Chapter
Google Scholar
Tomasello, M. (1999). The human adaptation for culture. Annual Review of Anthropology, 28, 509–529.
Article
Google Scholar
Tomasello, M. (2005). Uniquely human cognition is a product of human culture. In S. C. Levinson & P. Jaisson (Eds.), Evolution and culture: A Fyssen Foundation symposium (pp. 203–218). Cambridge, MA: MIT Press.
Google Scholar
Tomasello, M., Davis-Dasilva, M., Camak, L., & Bard, K. (1987). Observational learning of tool-use by young chimpanzees. Human Evolution, 2, 175–183.
Article
Google Scholar
Tomasello, M., Kruger, A. C., & Ratner, H. H. (1993). Cultural learning. Behavioral & Brain Sciences, 16, 495–552.
Article
Google Scholar
Tomasello, M., Savage-Rumbaugh, S., & Kruger, A. C. (1993). Imitative learning of actions on objects by children, chimpanzees, and enculturated chimpanzees. Child Development, 64, 1688–1705.
PubMed
Article
Google Scholar
van Schaik, C. P., Ancrenaz, M., Borgen, G., Galdikas, B., Knott, C. D., Singleton, I., et al. (2003). Orangutan cultures and the evolution of material culture. Science, 299, 102–105.
PubMed
Article
Google Scholar
van Schaik, C. P., Deaner, R. O., & Merrill, M. Y. (1999). The conditions for tool use in primates: Implications for the evolution of material culture. Journal of Human Evolution, 36, 719–741.
PubMed
Article
Google Scholar
von Bayern, A. M. P., de Kort, S. R., Clayton, N. S., & Emery, N. J. (2007). The role of food- and object-sharing in the development of social bonds in juvenile jackdaws (Corvus monedula). Behaviour, 144, 711–733.
Article
Google Scholar
Want, S. C., & Harris, P. L. (2001). Learning from other people’s mistakes: Causal understanding in learning to use a tool. Child Development, 72, 431–443.
PubMed
Article
Google Scholar
Want, S. C., & Harris, P. L. (2002). How do children ape? Applying concepts from the study of non-human primates to the developmental study of “imitation” in children. Developmental Science, 5, 1–14.
Article
Google Scholar
Weir, A. A. S., Chappell, J., & Kacelnik, A. (2002). Shaping of hooks in New Caledonian crows. Science, 297, 981.
PubMed
Article
Google Scholar
Weir, A. A. S., & Kacelnik, A. (2006). A New Caledonian crow (Corvus moneduloides) creatively re-designs tools by bending or unbending aluminium strips. Animal Cognition, 9, 317–334.
PubMed
Article
Google Scholar
Whiten, A. (2005). The second inheritance system of chimpanzees and humans. Nature, 437, 52–55.
PubMed
Article
Google Scholar
Whiten, A., Goodall, J., McGrew, W. C., Nishida, T., Reynolds, V., Sugiyama, Y., et al. (1999). Cultures in chimpanzees. Nature, 399, 682–685.
PubMed
Article
Google Scholar
Whiten, A., Horner, V., Litchfield, C. A., & Marshall-Pescini, S. (2004). How do apes ape? Learning & Behavior, 32, 36–52.
Article
Google Scholar
Whiten, A., McGuigan, N., Marshall-Pescini, S., & Hopper, L. M. (2009). Emulation, imitation, over-imitation and the scope of culture for child and chimpanzee. Philosophical Transactions of the Royal Society B, 364, 2417–2428.
Article
Google Scholar
Wimpenny, J. H., Weir, A. A. S., Clayton, L., Rutz, C., & Kacelnik, A. (2009). Cognitive processes associated with sequential tool use in New Caledonian crows. PLoS ONE, 4, e6471.
PubMed
Article
Google Scholar