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Author Fripp, D.; Owen, C.; Quintana-Rizzo, E.; Shapiro, A.; Buckstaff, K.; Jankowski, K.; Wells, R.; Tyack, P. doi  openurl
  Title Bottlenose dolphin (Tursiops truncatus) calves appear to model their signature whistles on the signature whistles of community members Type Journal Article
  Year 2005 Publication (up) Animal Cognition Abbreviated Journal Anim. Cogn.  
  Volume 8 Issue 1 Pages 17-26  
  Keywords Acoustic Stimulation; Animals; Dolphins/*psychology; Female; *Imitative Behavior; Individuality; *Learning; *Social Environment; *Vocalization, Animal  
  Abstract Bottlenose dolphins are unusual among non-human mammals in their ability to learn new sounds. This study investigates the importance of vocal learning in the development of dolphin signature whistles and the influence of social interactions on that process. We used focal animal behavioral follows to observe six calves in Sarasota Bay, Fla., recording their social associations during their first summer, and their signature whistles during their second. The signature whistles of five calves were determined. Using dynamic time warping (DTW) of frequency contours, the calves' signature whistles were compared to the signature whistles of several sets of dolphins: their own associates, the other calves' associates, Tampa Bay dolphins, and captive dolphins. Whistles were considered similar if their DTW similarity score was greater than those of 95% of the whistle comparisons. Association was defined primarily in terms of time within 50 m of the mother/calf pair. On average, there were six dolphins with signature whistles similar to the signature whistles of each of the calves. These were significantly more likely to be Sarasota Bay resident dolphins than non-Sarasota dolphins, and (though not significantly) more likely to be dolphins that were within 50 m of the mother and calf less than 5% of the time. These results suggest that calves may model their signature whistles on the signature whistles of members of their community, possibly community members with whom they associate only rarely.  
  Address Biology Department, Woods Hole Oceanographic Institution, Woods Hole, Massachusetts, USA. deborah.fripp@verizon.net  
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  ISSN 1435-9448 ISBN Medium  
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  Notes PMID:15221637 Approved no  
  Call Number Equine Behaviour @ team @ Serial 2520  
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Author Matsuzawa, T. doi  openurl
  Title The Ai project: historical and ecological contexts Type Journal Article
  Year 2003 Publication (up) Animal Cognition Abbreviated Journal Anim. Cogn.  
  Volume 6 Issue 4 Pages 199-211  
  Keywords Adaptation, Psychological; Animals; *Behavior, Animal; *Cognition; *Culture; Discrimination Learning; Ecology; Female; History, 20th Century; Imitative Behavior; *Learning; Male; Pan troglodytes/*psychology; Research/history  
  Abstract This paper aims to review a long-term research project exploring the chimpanzee mind within historical and ecological contexts. The Ai project began in 1978 and was directly inspired by preceding ape-language studies conducted in Western countries. However, in contrast with the latter, it has focused on the perceptual and cognitive capabilities of chimpanzees rather than communicative skills between humans and chimpanzees. In the original setting, a single chimpanzee faced a computer-controlled apparatus and performed various kinds of matching-to-sample discrimination tasks. Questions regarding the chimpanzee mind can be traced back to Wolfgang Koehler's work in the early part of the 20th century. Yet, Japan has its unique natural and cultural background: it is home to an indigenous primate species, the Japanese snow monkey. This fact has contributed to the emergence of two previous projects in the wild led by the late Kinji Imanishi and his students. First, the Koshima monkey project began in 1948 and became famous for its discovery of the cultural propagation of sweet-potato washing behavior. Second, pioneering work in Africa, starting in 1958, aimed to study great apes in their natural habitat. Thanks to the influence of these intellectual ancestors, the present author also undertook the field study of chimpanzees in the wild, focusing on tool manufacture and use. This work has demonstrated the importance of social and ecological perspectives even for the study of the mind. Combining experimental approaches with a field setting, the Ai project continues to explore cognition and behavior in chimpanzees, while its focus has shifted from the study of a single subject toward that of the community as a whole.  
  Address Section of Language and Intelligence, Primate Research Institute, Kyoto University, Japan. matsuzaw@pri.kyoto-u.ac.jp  
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  ISSN 1435-9448 ISBN Medium  
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  Notes PMID:14566577 Approved no  
  Call Number Equine Behaviour @ team @ Serial 2552  
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Author Katz, M.; Lachlan, R.F. doi  openurl
  Title Social learning of food types in zebra finches (Taenopygia guttata) is directed by demonstrator sex and feeding activity Type Journal Article
  Year 2003 Publication (up) Animal Cognition Abbreviated Journal Anim. Cogn.  
  Volume 6 Issue 1 Pages 11-16  
  Keywords Animals; Color; Diet; *Feeding Behavior; Female; *Learning; Male; Sex Factors; *Social Behavior; *Songbirds  
  Abstract In this study we examined how social learning of feeding preferences by zebra finches was affected by the identity of different demonstrators. We presented adult zebra finches with two demonstrators, one male and one female, that exhibited different food choices, and we recorded their subsequent preference when given a choice between the two food types. Previously it was found that young zebra finches' patterns of social learning are affected by the sex of the individual demonstrating a feeding behaviour. This result could be explained by the lack of exposure these animals had to the opposite sex, or by their mating status. Therefore, we investigated the social learning preferences of adult mated zebra finches. We found the same pattern of directed social learning of a different type of feeding behaviour (food colour): female zebra finches preferred the colour of food eaten by male demonstrators, whereas male zebra finches showed little evidence of any preference for the colour of food eaten by female demonstrators. Furthermore, we found that female observers' preferences were biased by demonstrators' relative feeding activity: the female demonstrator was only ever preferred if it ate less than its male counterpart.  
  Address Institute of Evolutionary and Ecological Science, University of Leiden, Kaiserstraat 63, 2311GP, Leiden, The Netherlands  
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  ISSN 1435-9448 ISBN Medium  
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  Notes PMID:12658531 Approved no  
  Call Number Equine Behaviour @ team @ Serial 2585  
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Author Schwartz, B.L.; Colon, M.R.; Sanchez, I.C.; Rodriguez, I.A.; Evans, S. doi  openurl
  Title Single-trial learning of “what” and “who” information in a gorilla (Gorilla gorilla gorilla): implications for episodic memory Type Journal Article
  Year 2002 Publication (up) Animal Cognition Abbreviated Journal Anim. Cogn.  
  Volume 5 Issue 2 Pages 85-90  
  Keywords Animals; Cognition; Gorilla gorilla/*psychology; *Learning; Male; *Memory; Perception; Reinforcement Schedule  
  Abstract Single-trial learning and long-term memory of “what” and “who” information were examined in an adult gorilla (Gorilla gorilla gorilla). We presented the gorilla with a to-be-remembered food item at the time of study. In Experiment 1, following a retention interval of either approximately 7 min or 24 h, the gorilla responded with one of five cards, each corresponding to a particular food. The gorilla was accurate on 70% of the short retention-interval trials and on 82% of the long retention-interval trials. In Experiment 2, the food stimulus was provided by one of two experimenters, each of whom was represented by a card. The gorilla identified the food (55% of the time) and the experimenter (82% of the time) on the short retention-interval trials. On the long retention-interval trials, the gorilla was accurate for the food (73%) and for the person (87%). The results are interpreted in light of theories of episodic memory.  
  Address Department of Psychology, Florida International University, University Park, Miami, FL 33199, USA. schwartb@fiu.edu  
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  ISSN 1435-9448 ISBN Medium  
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  Notes PMID:12150040 Approved no  
  Call Number Equine Behaviour @ team @ Serial 2604  
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Author Burke, D.; Cieplucha, C.; Cass, J.; Russell, F.; Fry, G. doi  openurl
  Title Win-shift and win-stay learning in the short-beaked echidna (Tachyglossus aculeatus) Type Journal Article
  Year 2002 Publication (up) Animal Cognition Abbreviated Journal Anim. Cogn.  
  Volume 5 Issue 2 Pages 79-84  
  Keywords Animals; Echidna/*psychology; Ecology; Female; *Learning; *Memory; *Predatory Behavior; Reinforcement (Psychology)  
  Abstract Numerous previous investigators have explained species differences in spatial memory performance in terms of differences in foraging ecology. In three experiments we attempted to extend these findings by examining the extent to which the spatial memory performance of echidnas (or “spiny anteaters”) can be understood in terms of the spatio-temporal distribution of their prey (ants and termites). This is a species and a foraging situation that have not been examined in this way before. Echidnas were better able to learn to avoid a previously rewarding location (to “win-shift”) than to learn to return to a previously rewarding location (to “win-stay”), at short retention intervals, but were unable to learn either of these strategies at retention intervals of 90 min. The short retention interval results support the ecological hypothesis, but the long retention interval results do not.  
  Address Department of Psychology, University of Wollongong, Wollongong, NSW 2522, Australia. darren_burke@uow.edu.au  
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  ISSN 1435-9448 ISBN Medium  
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  Notes PMID:12150039 Approved no  
  Call Number Equine Behaviour @ team @ Serial 2605  
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Author Chappell, J.; Kacelnik, A. doi  openurl
  Title Tool selectivity in a non-primate, the New Caledonian crow (Corvus moneduloides) Type Journal Article
  Year 2002 Publication (up) Animal Cognition Abbreviated Journal Anim. Cogn.  
  Volume 5 Issue 2 Pages 71-78  
  Keywords Adaptation, Psychological; Animals; *Cognition; Female; *Learning; Male; Perception; *Songbirds  
  Abstract We present an experiment showing that New Caledonian crows are able to choose tools of the appropriate size for a novel task, without trial-and-error learning. This species is almost unique amongst all animal species (together with a few primates) in the degree of use and manufacture of polymorphic tools in the wild. However, until now, the flexibility of their tool use has not been tested. Flexibility, including the ability to select an appropriate tool for a task, is considered to be a hallmark of complex cognitive adaptations for tool use. In experiment 1, we tested the ability of two captive birds (one male, one female), to select a stick (from a range of lengths provided) matching the distance to food placed in a horizontal transparent pipe. Both birds chose tools matching the distance to their target significantly more often than would be expected by chance. In experiment 2, we used a similar task, but with the tools placed out of sight of the food pipe, such that the birds had to remember the distance of the food before selecting a tool. The task was completed only by the male, who chose a tool of sufficient length significantly more often than chance but did not show a preference for a matching length.  
  Address Department of Zoology, University of Oxford, South Parks Road, Oxford OXI 3PS, UK. jackie.chappell@zoo.ox.ac.uk  
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  ISSN 1435-9448 ISBN Medium  
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  Notes PMID:12150038 Approved no  
  Call Number Equine Behaviour @ team @ Serial 2606  
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Author Punzo, F.; Ludwig, L. doi  openurl
  Title Contact with maternal parent and siblings affects hunting behavior, learning, and central nervous system development in spiderlings of Hogna carolinensis (Araeneae: Lycosidae) Type Journal Article
  Year 2002 Publication (up) Animal Cognition Abbreviated Journal Anim. Cogn.  
  Volume 5 Issue 2 Pages 63-70  
  Keywords Animals; Central Nervous System/*growth & development; Female; *Learning; Male; *Predatory Behavior; Social Isolation; *Spiders  
  Abstract The purpose of this study was to determine the effects of early experience (rearing conditions) on the central nervous system (CNS) and behavior of spiderlings of Hogna carolinensis (Lycosidae). We were interested in whether or not spiderlings that were allowed to remain in contact with their maternal parent and siblings (enriched condition, EC) would exhibit differences in CNS development or subsequent behavior when compared with those reared in isolation (improverished condition, IC). Spiderlings emerged from their egg sacs and climbed onto the dorsal surface of their mother's abdomen where they remained until their yolk supply was depleted (5 days). They dispersed on day 6 after emergence. We compared the ability of 16-day-old EC and IC spiderlings to capture prey in a linear runway and to learn a complex maze (spatial learning). We also compared certain aspects of CNS development (brain weight, total number of brain cells, volume of central body and protocerebral neuropil) in EC and IC spiderlings. Results indicated that EC subjects are more efficient at capturing moving prey (crickets) and exhibited improved performance (significantly fewer blind alley errors) in the maze. The volume of the protocerebral neuropil in 6-day-old EC animals increased 30% over a 5-day period after emergence as compared to IC animals of the same age. The volume of the central body of EC animals increased 34.8% over the same time period. On day 6 after emergence, the weight of the protocerebrum was significantly greater in EC versus IC subjects. There were no significant effects of rearing condition (EC vs IC) or age (1- and 6-day-old spiderlings) on the total number of nerve cells in the protocerebrum, suggesting that the difference in protocerebral weight was due primarily to differences in supporting glial tissues and neuropil matrix. In conclusion, the data suggest that early contact with the maternal parent and siblings is of vital importance to CNS development in lycosid spiderlings and can influence the capacity for spatial learning as well as the ability to capture prey.  
  Address Box 5F-Dept. of Biology, University of Tampa, 401 W. Kennedy Blvd., Tampa, FL 33606, USA. fpunzo@ut.edu  
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  ISSN 1435-9448 ISBN Medium  
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  Notes PMID:12150037 Approved no  
  Call Number Equine Behaviour @ team @ Serial 2607  
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Author Shettleworth, S.J. doi  openurl
  Title Taking the best for learning Type Journal Article
  Year 2005 Publication (up) Behavioural processes Abbreviated Journal Behav. Process.  
  Volume 69 Issue 2 Pages 147-9; author reply 159-63  
  Keywords *Algorithms; Animals; *Behavior, Animal; Decision Making; Evolution; *Learning; *Models, Theoretical  
  Abstract Examples of how animals learn when multiple, sometimes redundant, cues are present provide further examples not considered by Hutchinson and Gigerenzer that seem to fit the principle of taking the best. “The best” may the most valid cue in the present circumstances; evolution may also produce species-specific biases to use the most functionally relevant cues.  
  Address Department of Psychology, University of Toronto, Toronto, Ont., Canada M5S 3G3. shettle@psych.utoronto.ca  
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  ISSN 0376-6357 ISBN Medium  
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  Notes PMID:15845301 Approved no  
  Call Number refbase @ user @ Serial 361  
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Author Heyes, C.M. doi  openurl
  Title Social learning in animals: categories and mechanisms Type Journal Article
  Year 1994 Publication (up) Biological reviews of the Cambridge Philosophical Society Abbreviated Journal Biol. Rev.  
  Volume 69 Issue 2 Pages 207-231  
  Keywords Animals; *Behavior, Animal; Conditioning (Psychology); *Learning; Reinforcement (Psychology); *Social Behavior  
  Abstract There has been relatively little research on the psychological mechanisms of social learning. This may be due, in part, to the practice of distinguishing categories of social learning in relation to ill-defined mechanisms (Davis, 1973; Galef, 1988). This practice both makes it difficult to identify empirically examples of different types of social learning, and gives the false impression that the mechanisms responsible for social learning are clearly understood. It has been proposed that social learning phenomena be subsumed within the categorization scheme currently used by investigators of asocial learning. This scheme distinguishes categories of learning according to observable conditions, namely, the type of experience that gives rise to a change in an animal (single stimulus vs. stimulus-stimulus relationship vs. response-reinforcer relationship), and the type of behaviour in which this change is detected (response evocation vs. learnability) (Rescorla, 1988). Specifically, three alignments have been proposed: (i) stimulus enhancement with single stimulus learning, (ii) observational conditioning with stimulus-stimulus learning, or Pavlovian conditioning, and (iii) observational learning with response-reinforcer learning, or instrumental conditioning. If, as the proposed alignments suggest, the conditions of social and asocial learning are the same, there is some reason to believe that the mechanisms underlying the two sets of phenomena are also the same. This is so if one makes the relatively uncontroversial assumption that phenomena which occur under similar conditions tend to be controlled by similar mechanisms. However, the proposed alignments are intended to be a set of hypotheses, rather than conclusions, about the mechanisms of social learning; as a basis for further research in which animal learning theory is applied to social learning. A concerted attempt to apply animal learning theory to social learning, to find out whether the same mechanisms are responsible for social and asocial learning, could lead both to refinements of the general theory, and to a better understanding of the mechanisms of social learning. There are precedents for these positive developments in research applying animal learning theory to food aversion learning (e.g. Domjan, 1983; Rozin & Schull, 1988) and imprinting (e.g. Bolhuis, de Vox & Kruit, 1990; Hollis, ten Cate & Bateson, 1991). Like social learning, these phenomena almost certainly play distinctive roles in the antogeny of adaptive behaviour, and they are customarily regarded as 'special kinds' of learning (Shettleworth, 1993).(ABSTRACT TRUNCATED AT 400 WORDS)  
  Address Department of Psychology, University College London  
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  ISSN 1464-7931 ISBN Medium  
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  Notes PMID:8054445 Approved no  
  Call Number refbase @ user @ Serial 708  
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Author Allen, D.; Tanner, K. doi  openurl
  Title Putting the horse back in front of the cart: using visions and decisions about high-quality learning experiences to drive course design Type Journal Article
  Year 2007 Publication (up) CBE Life Sciences Education Abbreviated Journal CBE Life Sci Educ  
  Volume 6 Issue 2 Pages 85-89  
  Keywords Curriculum/*standards; *Decision Making; *Learning; Models, Educational; Schools; Teaching/*methods/*standards  
  Abstract  
  Address Department of Biological Sciences, University of Delaware, Newark, DE 19716, USA. deallen@udel.edu  
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  ISSN 1931-7913 ISBN Medium  
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  Notes PMID:17548870 Approved no  
  Call Number Equine Behaviour @ team @ Serial 3999  
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