Increasing arousal enhances inhibitory control in calm but not excitable dogs

Verfasser / Beitragende:
[Emily Bray, Evan MacLean, Brian Hare]
Ort, Verlag, Jahr:
2015
Enthalten in:
Animal Cognition, 18/6(2015-11-01), 1317-1329
Format:
Artikel (online)
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024 7 0 |a 10.1007/s10071-015-0901-1  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s10071-015-0901-1 
245 0 0 |a Increasing arousal enhances inhibitory control in calm but not excitable dogs  |h [Elektronische Daten]  |c [Emily Bray, Evan MacLean, Brian Hare] 
520 3 |a The emotional-reactivity hypothesis proposes that problem-solving abilities can be constrained by temperament, within and across species. One way to test this hypothesis is with the predictions of the Yerkes-Dodson law. The law posits that arousal level, a component of temperament, affects problem solving in an inverted U-shaped relationship: Optimal performance is reached at intermediate levels of arousal and impeded by high and low levels. Thus, a powerful test of the emotional-reactivity hypothesis is to compare cognitive performance in dog populations that have been bred and trained based in part on their arousal levels. We therefore compared a group of pet dogs to a group of assistance dogs bred and trained for low arousal (N=106) on a task of inhibitory control involving a detour response. Consistent with the Yerkes-Dodson law, assistance dogs, which began the test with lower levels of baseline arousal, showed improvements when arousal was artificially increased. In contrast, pet dogs, which began the test with higher levels of baseline arousal, were negatively affected when their arousal was increased. Furthermore, the dogs' baseline levels of arousal, as measured in their rate of tail wagging, differed by population in the expected directions. Low-arousal assistance dogs showed the most inhibition in a detour task when humans eagerly encouraged them, while more highly aroused pet dogs performed worst on the same task with strong encouragement. Our findings support the hypothesis that selection on temperament can have important implications for cognitive performance. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Inhibitory control  |2 nationallicence 
690 7 |a Arousal  |2 nationallicence 
690 7 |a Canine  |2 nationallicence 
690 7 |a Cognition  |2 nationallicence 
690 7 |a Assistance dogs  |2 nationallicence 
700 1 |a Bray  |D Emily  |u Department of Psychology, University of Pennsylvania, Philadelphia, PA, USA  |4 aut 
700 1 |a MacLean  |D Evan  |u Department of Evolutionary Anthropology, Duke University, Durham, NC, USA  |4 aut 
700 1 |a Hare  |D Brian  |u Department of Evolutionary Anthropology, Duke University, Durham, NC, USA  |4 aut 
773 0 |t Animal Cognition  |d Springer Berlin Heidelberg  |g 18/6(2015-11-01), 1317-1329  |x 1435-9448  |q 18:6<1317  |1 2015  |2 18  |o 10071 
856 4 0 |u https://doi.org/10.1007/s10071-015-0901-1  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s10071-015-0901-1  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Bray  |D Emily  |u Department of Psychology, University of Pennsylvania, Philadelphia, PA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a MacLean  |D Evan  |u Department of Evolutionary Anthropology, Duke University, Durham, NC, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Hare  |D Brian  |u Department of Evolutionary Anthropology, Duke University, Durham, NC, USA  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Animal Cognition  |d Springer Berlin Heidelberg  |g 18/6(2015-11-01), 1317-1329  |x 1435-9448  |q 18:6<1317  |1 2015  |2 18  |o 10071