The Ebbinghaus illusion in a fish ( Xenotoca eiseni )

Verfasser / Beitragende:
[Valeria Sovrano, Liliana Albertazzi, Orsola Rosa Salva]
Ort, Verlag, Jahr:
2015
Enthalten in:
Animal Cognition, 18/2(2015-03-01), 533-542
Format:
Artikel (online)
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024 7 0 |a 10.1007/s10071-014-0821-5  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s10071-014-0821-5 
245 0 4 |a The Ebbinghaus illusion in a fish ( Xenotoca eiseni )  |h [Elektronische Daten]  |c [Valeria Sovrano, Liliana Albertazzi, Orsola Rosa Salva] 
520 3 |a The tendency of fish to perceive the Ebbinghaus illusion was investigated. Redtail splitfins (Xenotoca eiseni, family Goodeidae) were trained to discriminate between two disks of different sizes. Then, fish were presented with two disks of the same size surrounded by disks of large or small size (inducers) arranged to produce the impression (to a human observer) of two disks of different sizes (in the Ebbinghaus illusion, a central disk surrounded by small inducers appears bigger than an identical one surrounded by large inducers). Fish chose the stimulus that, on the basis of a perception of the Ebbinghaus illusion, appeared deceptively larger or smaller, consistent with the condition of training. These results demonstrate that redtail splitfins tend to perceive this particular illusion. The results are discussed with reference to other related illusions that have been recently observed to be experienced by fish (such as the Navon effect), and with regard to their possible evolutionary implications. 
540 |a Springer-Verlag Berlin Heidelberg, 2014 
690 7 |a Visual perception  |2 nationallicence 
690 7 |a Visual illusions  |2 nationallicence 
690 7 |a Ebbinghaus illusion  |2 nationallicence 
690 7 |a Titchener circles  |2 nationallicence 
690 7 |a Fish  |2 nationallicence 
700 1 |a Sovrano  |D Valeria  |u Center for Mind/Brain Sciences (CIMeC), University of Trento, C.so Bettini 31, 38068, Rovereto, Trento, Italy  |4 aut 
700 1 |a Albertazzi  |D Liliana  |u Center for Mind/Brain Sciences (CIMeC), University of Trento, C.so Bettini 31, 38068, Rovereto, Trento, Italy  |4 aut 
700 1 |a Rosa Salva  |D Orsola  |u Center for Mind/Brain Sciences (CIMeC), University of Trento, C.so Bettini 31, 38068, Rovereto, Trento, Italy  |4 aut 
773 0 |t Animal Cognition  |d Springer Berlin Heidelberg  |g 18/2(2015-03-01), 533-542  |x 1435-9448  |q 18:2<533  |1 2015  |2 18  |o 10071 
856 4 0 |u https://doi.org/10.1007/s10071-014-0821-5  |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/s10071-014-0821-5  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Sovrano  |D Valeria  |u Center for Mind/Brain Sciences (CIMeC), University of Trento, C.so Bettini 31, 38068, Rovereto, Trento, Italy  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Albertazzi  |D Liliana  |u Center for Mind/Brain Sciences (CIMeC), University of Trento, C.so Bettini 31, 38068, Rovereto, Trento, Italy  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Rosa Salva  |D Orsola  |u Center for Mind/Brain Sciences (CIMeC), University of Trento, C.so Bettini 31, 38068, Rovereto, Trento, Italy  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Animal Cognition  |d Springer Berlin Heidelberg  |g 18/2(2015-03-01), 533-542  |x 1435-9448  |q 18:2<533  |1 2015  |2 18  |o 10071