Records |
Author |
Call, J.; Brauer, J.; Kaminski, J.; Tomasello, M. |
Title |
Domestic dogs (Canis familiaris) are sensitive to the attentional state of humans |
Type |
Journal Article |
Year |
2003 |
Publication |
Journal of comparative psychology (Washington, D.C. : 1983) |
Abbreviated Journal |
J Comp Psychol |
Volume |
117 |
Issue |
3 |
Pages |
257-263 |
Keywords |
Animals; *Appetitive Behavior; *Attention; *Bonding, Human-Pet; *Concept Formation; Cues; Dogs/*psychology; Female; Humans; *Inhibition (Psychology); Male; Nonverbal Communication |
Abstract |
Twelve domestic dogs (Canis familiaris) were given a series of trials in which they were forbidden to take a piece of visible food. In some trials, the human continued to look at the dog throughout the trial (control condition), whereas in others, the human (a) left the room, (b) turned her back, (c) engaged in a distracting activity, or (d) closed her eyes. Dogs behaved in clearly different ways in most of the conditions in which the human did not watch them compared with the control condition, in which she did. In particular, when the human looked at them, dogs retrieved less food, approached it in a more indirect way, and sat (as opposed to laid down) more often than in the other conditions. Results are discussed in terms of domestic dogs' social-cognitive skills and their unique evolutionary and ontogenetic histories. |
Address |
Max Planck Institute for Evolutionary Anthropology, Leipzig, Germany. call@eva.mpg.de |
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Place of Publication |
Washington, D.C. : 1983 |
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English |
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ISSN |
0735-7036 |
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Notes |
PMID:14498801 |
Approved |
no |
Call Number |
refbase @ user @ |
Serial |
713 |
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Author |
Cheney, D.L.; Seyfarth, R.M.; Silk, J.B. |
Title |
The responses of female baboons (Papio cynocephalus ursinus) to anomalous social interactions: evidence for causal reasoning? |
Type |
Journal Article |
Year |
1995 |
Publication |
Journal of comparative psychology (Washington, D.C. : 1983) |
Abbreviated Journal |
J Comp Psychol |
Volume |
109 |
Issue |
2 |
Pages |
134-141 |
Keywords |
Animals; Attention; Auditory Perception; *Awareness; *Concept Formation; *Dominance-Subordination; Fear; Female; Hierarchy, Social; Papio/*psychology; *Social Behavior; Social Environment; Vocalization, Animal |
Abstract |
Baboons' (Papio cynocephalus ursinus) understanding of cause-effect relations in the context of social interactions was examined through use of a playback experiment. Under natural conditions, dominant female baboons often grunt to more subordinate mothers when interacting with their infants. Mothers occasionally respond to these grunts by uttering submissive fear barks. Subjects were played causally inconsistent call sequences in which a lower ranking female apparently grunted to a higher ranking female, and the higher ranking female apparently responded with fear barks. As a control, subjects heard a sequence made causally consistent by the inclusion of grunts from a 3rd female that was dominant to both of the others. Subjects responded significantly more strongly to the causally inconsistent sequences, suggesting that they recognized the factors that cause 1 individual to give submissive vocalizations to another. |
Address |
Department of Biology, University of Pennsylvania, Philadelphia 19104, USA |
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English |
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ISSN |
0735-7036 |
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Conference |
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Notes |
PMID:7758289 |
Approved |
no |
Call Number |
refbase @ user @ |
Serial |
348 |
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Author |
Pepperberg, I.M.; Brezinsky, M.V. |
Title |
Acquisition of a relative class concept by an African gray parrot (Psittacus erithacus): discriminations based on relative size |
Type |
Journal Article |
Year |
1991 |
Publication |
Journal of Comparative Psychology |
Abbreviated Journal |
J Comp Psychol |
Volume |
105 |
Issue |
3 |
Pages |
286-294 |
Keywords |
Animals; Aptitude; *Concept Formation; *Discrimination Learning; Form Perception; Male; Mental Recall; *Parrots; *Size Perception; Vocalization, Animal |
Abstract |
We report that an African gray parrot (Psittacus erithacus), Alex, responds to stimuli on a relative basis. Previous laboratory studies with artificial stimuli (such as pure tones) suggest that birds make relational responses as a secondary strategy, only after they have acquired information about the absolute values of the stimuli. Alex, however, after learning to respond to a small set of exemplars on the basis of relative size, transferred this behavior to novel situations that did not provide specific information about the absolute values of the stimuli. He responded to vocal questions about which was the larger or smaller exemplar by vocally labeling its color or material, and he responded “none” if the exemplars did not differ in size. His overall accuracy was 78.7%. |
Address |
Northwestern University |
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Place of Publication |
Washington, D.C. : 1983 |
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English |
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ISSN |
0735-7036 |
ISBN |
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Conference |
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Notes |
PMID:1935007 |
Approved |
yes |
Call Number |
Equine Behaviour @ team @ |
Serial |
3610 |
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Author |
Zentall, T.R.; Galizio, M.; Critchfied, T.S. |
Title |
Categorization, concept learning, and behavior analysis: an introduction |
Type |
Journal Article |
Year |
2002 |
Publication |
Journal of the experimental analysis of behavior |
Abbreviated Journal |
J Exp Anal Behav |
Volume |
78 |
Issue |
3 |
Pages |
237-248 |
Keywords |
Animals; Association Learning; *Concept Formation; *Discrimination Learning; Humans; Language |
Abstract |
Categorization and concept learning encompass some of the most important aspects of behavior, but historically they have not been central topics in the experimental analysis of behavior. To introduce this special issue of the Journal of the Experimental Analysis of Behavior (JEAB), we define key terms; distinguish between the study of concepts and the study of concept learning; describe three types of concept learning characterized by the stimulus classes they yield; and briefly identify several other themes (e.g., quantitative modeling and ties to language) that appear in the literature. As the special issue demonstrates, a surprising amount and diversity of work is being conducted that either represents a behavior-analytic perspective or can inform or constructively challenge this perspective. |
Address |
Department of Psychology, University of Kentucky, Lexington 40506, USA. zentall@pop.uky.edu |
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English |
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ISSN |
0022-5002 |
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Notes |
PMID:12507002 |
Approved |
no |
Call Number |
refbase @ user @ |
Serial |
236 |
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Author |
Rilling, M.E.; Neiworth, J.J. |
Title |
How animals use images |
Type |
Journal Article |
Year |
1991 |
Publication |
Science Progress |
Abbreviated Journal |
Sci Prog |
Volume |
75 |
Issue |
298 Pt 3-4 |
Pages |
439-452 |
Keywords |
Animals; Association Learning; Columbidae; *Concept Formation; *Imagination; *Mental Recall; Motion Perception; Problem Solving; *Thinking; *Visual Perception |
Abstract |
Animal cognition is a field within experimental psychology in which cognitive processes formerly studied exclusively with people have been demonstrated in animals. Evidence for imagery in the pigeon emerges from the experiments described here. The pigeon's task was to discriminate, by pecking the appropriate choice key, between a clock hand presented on a video screen that rotated clockwise with constant velocity from a clock hand that violated constant velocity. Imagery was defined by trials on which the line rotated from 12.00 o'clock to 3.00 o'clock, then disappeared during a delay, and reappeared at a final stop location beyond 3.00 o'clock. After acquisition of a discrimination with final stop locations at 3.00 o'clock and 6.00 o'clock, the evidence for imagery was the accurate responding of the pigeons to novel locations at 4.00 o'clock and 7.00 o'clock. Pigeons display evidence of imagery by transforming a representation of movement that includes a series of intermediate steps which accurately represent the location of a moving stimulus after it disappears. |
Address |
Department of Psychology, Michigan State University, East Lansing 48824 |
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English |
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Series Issue |
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Edition |
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ISSN |
0036-8504 |
ISBN |
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Conference |
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Notes |
PMID:1842858 |
Approved |
no |
Call Number |
Equine Behaviour @ team @ |
Serial |
2831 |
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Author |
Friedrich, A.M.; Clement, T.S.; Zentall, T.R. |
Title |
Functional equivalence in pigeons involving a four-member class |
Type |
Journal Article |
Year |
2004 |
Publication |
Behavioural processes |
Abbreviated Journal |
Behav. Process. |
Volume |
67 |
Issue |
3 |
Pages |
395-403 |
Keywords |
Animals; *Association Learning; *Behavior, Animal; *Cognition; Columbidae; *Concept Formation |
Abstract |
Research suggests that animals are capable of forming functional equivalence relations or stimulus classes of the kind usually demonstrated by humans (e.g., the class defined by an object and the word for that object). In pigeons, such functional equivalences are typically established using many-to-one matching-to-sample in which two samples are associated with one comparison stimulus and two different samples are associated with the other. Evidence for the establishment of functional equivalences between samples associated with the same comparison comes from transfer tests. In Experiment 1, we found that pigeons can form a single class consisting of four members (many-to-one matching) when the alternative class has only one member (one-to-one matching). In Experiment 2, we ruled out the possibility that the pigeons acquired the hybrid one-to-one/many-to-one task by developing a single-code/default coding strategy as earlier research suggested that it might. Thus, pigeons can develop a functional class consisting of as many as four members, with the alternative class consisting of a single member. |
Address |
Department of Psychology, University of Kentucky, Lexington, KY 40506-0044, USA |
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English |
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ISSN |
0376-6357 |
ISBN |
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Conference |
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Notes |
PMID:15518989 |
Approved |
no |
Call Number |
refbase @ user @ |
Serial |
228 |
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Author |
Murai, C.; Tomonaga, M.; Kamegai, K.; Terazawa, N.; Yamaguchi, M.K. |
Title |
Do infant Japanese macaques ( Macaca fuscata) categorize objects without specific training? |
Type |
Journal Article |
Year |
2004 |
Publication |
Primates |
Abbreviated Journal |
Primates |
Volume |
45 |
Issue |
1 |
Pages |
1-6 |
Keywords |
Analysis of Variance; Animals; *Cognition; *Concept Formation; *Generalization, Stimulus; Japan; Macaca/*psychology; Male |
Abstract |
In the present study, we examined whether infant Japanese macaques categorize objects without any training, using a similar technique also used with human infants (the paired-preference method). During the familiarization phase, subjects were presented twice with two pairs of different objects from one global-level category. During the test phase, they were presented twice with a pair consisting of a novel familiar-category object and a novel global-level category object. The subjects were tested with three global-level categories (animal, furniture, and vehicle). It was found that they showed significant novelty preferences as a whole, indicating that they processed similarities between familiarization objects and novel familiar-category objects. These results suggest that subjects responded distinctively to objects without training, indicating the possibility that infant macaques possess the capacity for categorization. |
Address |
Department of Psychology, Graduate School of Letters, Kyoto University, Sakyo, Kyoto 606-8501, Japan. cmurai@bun.kyoto-u.ac.jp |
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English |
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ISSN |
0032-8332 |
ISBN |
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Conference |
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Notes |
PMID:14505179 |
Approved |
no |
Call Number |
Equine Behaviour @ team @ |
Serial |
2813 |
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Author |
Moses, S.N.; Villate, C.; Ryan, J.D. |
Title |
An investigation of learning strategy supporting transitive inference performance in humans compared to other species |
Type |
Journal Article |
Year |
2006 |
Publication |
Neuropsychologia |
Abbreviated Journal |
Neuropsychologia |
Volume |
44 |
Issue |
8 |
Pages |
1370-1387 |
Keywords |
Adult; Analysis of Variance; Association Learning/*physiology; *Cognition; *Concept Formation; Female; Humans; *Logic; Male; Pattern Recognition, Visual/physiology; Photic Stimulation/methods; Reaction Time/physiology |
Abstract |
Generalizations about neural function are often drawn from non-human animal models to human cognition, however, the assumption of cross-species conservation may sometimes be invalid. Humans may use different strategies mediated by alternative structures, or similar structures may operate differently within the context of the human brain. The transitive inference problem, considered a hallmark of logical reasoning, can be solved by non-human species via associative learning rather than logic. We tested whether humans use similar strategies to other species for transitive inference. Results are crucial for evaluating the validity of widely accepted assumptions of similar neural substrates underlying performance in humans and other animals. Here we show that successful transitive inference in humans is unrelated to use of associative learning strategies and is associated with ability to report the hierarchical relationship among stimuli. Our work stipulates that cross-species generalizations must be interpreted cautiously, since performance on the same task may be mediated by different strategies and/or neural systems. |
Address |
Rotman Research Institute, Baycrest Centre for Geriatric Care, Toronto, Canada. smoses@rotman-baycrest.on.ca |
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English |
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ISSN |
0028-3932 |
ISBN |
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Conference |
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Notes |
PMID:16503340 |
Approved |
no |
Call Number |
refbase @ user @ |
Serial |
153 |
Permanent link to this record |
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Author |
Katz, J.S.; Wright, A.A. |
Title |
Same/different abstract-concept learning by pigeons |
Type |
Journal Article |
Year |
2006 |
Publication |
Journal of Experimental Psychology. Animal Behavior Processes |
Abbreviated Journal |
J Exp Psychol Anim Behav Process |
Volume |
32 |
Issue |
1 |
Pages |
80-86 |
Keywords |
Animals; Behavior, Animal; *Cognition; Columbidae; *Concept Formation; Conditioning (Psychology); *Learning |
Abstract |
Eight pigeons were trained and tested in a simultaneous same/different task. After pecking an upper picture, they pecked a lower picture to indicate same or a white rectangle to indicate different. Increases in the training set size from 8 to 1,024 items produced improved transfer from 51.3% to 84.6%. This is the first evidence that pigeons can perform a two-item same/different task as accurately with novel items as training items and both above 80% correct. Fixed-set control groups ruled out training time or transfer testing as producing the high level of abstract-concept learning. Comparisons with similar experiments with rhesus and capuchin monkeys showed that the ability to learn the same/different abstract concept was similar but that pigeons require more training exemplars. |
Address |
Department of Psychology, Auburn University, Auburn, AL 36849, USA. katzjef@auburn.edu |
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English |
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Edition |
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ISSN |
0097-7403 |
ISBN |
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Conference |
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Notes |
PMID:16435967 |
Approved |
no |
Call Number |
Equine Behaviour @ team @ |
Serial |
2764 |
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Author |
Gácsi, M.; Kara, E.; Belényi, B.; Topál, J.; Miklósi, Á. |
Title |
The effect of development and individual differences in pointing comprehension of dogs |
Type |
Journal Article |
Year |
2009 |
Publication |
Animal Cognition |
Abbreviated Journal |
Anim. Cogn. |
Volume |
12 |
Issue |
3 |
Pages |
471-479 |
Keywords |
Age Factors; Analysis of Variance; Animals; *Association Learning; Attention; Chi-Square Distribution; Choice Behavior; *Comprehension; *Concept Formation; Dogs/*psychology; Female; *Gestures; Humans; Male; Orientation; Statistics, Nonparametric |
Abstract |
In spite of the rather different procedures actually used in comparative studies to test the ability of different species to rely on the human pointing gesture, there is no debate on the high performance of dogs in such tasks. Very little is known, however, on the course through which they acquire this ability or the probable factors influencing the process. Important developmental questions have remained unsolved and also some methodological concerns should be addressed before we can convincingly argue for one interpretation or another. In this study we tested 180 dogs of different age (from 2 months to adults) to investigate their performance in the human distal momentary pointing gesture. The results, analyzed at both the group and the individual levels, showed no difference in the performance according to age, indicating that in dogs the comprehension of the human pointing may require only very limited and rapid early learning to fully develop. Interestingly, neither the keeping conditions nor the time spent in active interaction with the owner, and not even some special (agility) training for using human visual cues, had significant effect on the success and explained individual differences. The performance of the dogs was rather stable over time: during the 20 trials within a session and even when subsamples of different age were repeatedly tested. Considering that in spite of the general success at the group level, more than half of the dogs were not successful at the individual level, we revealed alternative “decision-making rules” other than following the pointing gesture of the experimenter. |
Address |
Department of Ethology, Eotvos University, Budapest, Hungary. gm.art@t-online.hu |
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English |
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Edition |
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ISSN |
1435-9456 |
ISBN |
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Conference |
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Notes |
PMID:19130102 |
Approved |
no |
Call Number |
Equine Behaviour @ team @ |
Serial |
4969 |
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