Alexander Kotrschal

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Alexander Kotrschal

Forskare

Kontakt

Avdelning:
Zoologiska institutionen: Etologi
Telefon:
08-16 40 27
E-post:
alexander.kotrschal@zoologi.su.se
ORCID iD:
orcid.org/0000-0003-3473-1402
Fax:
08-15 95 22
Besöksadress:
Svante Arrheniusväg 18 B
Rum:
D 543
Postadress:
Stockholms universitet
Zoologiska institutionen: Etologi
106 91 Stockholm

Forskningsintressen

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Publikationer

Refereegranskat

Séverine D. Buechel, Annika Boussard, Alexander Kotrschal, Wouter van der Bijl, Niclas Kolm. 2018. Brain size affects performance in a reversal-learning test. Proceedings of the Royal Society of London, Series B, Biological Sciences 285.

Alexander Kotrschal, Alexander Szorkovszky, Maksym Romenskyy, Andrea Perna, Severine D. Buechel, Hong-Li Zeng, Kristiaan Pelckmans, David Sumpter, Niclas Kolm. 2018. Brain size does not impact shoaling dynamics in unfamiliar groups of guppies (Poecilia reticulata). Behavioural Processes 147: 13-20.

David J. T. Sumpter, Alex Szorkovszky, Alexander Kotrschal, Niclas Kolm, James E. Herbert-Read. 2018. Using activity and sociability to characterize collective motion. Philosophical Transactions of the Royal Society, Series B, Biological Sciences 373.

Xin Yu, Mao Jun Zhong, Da Yong Li, Long Jin, Wen Bo Liao, Alexander Kotrschal. 2018. Large-brained frogs mature later and live longer. Evolution 72: 1174-1183.

Alberto Corral-López, Alexander Kotrschal, Niclas Kolm. 2018. Selection for relative brain size affects context-dependent male preference for, but not discrimination of, female body size in guppies. Journal of Experimental Biology 221.

Alex Szorkovszky, Alexander Kotrschal, James E. Herbert-Read, Severine D. Buechel, Maksym Romenskyy, Emil Rosen, Wouter van der Bijl, Kristiaan Pelckmans, Niclas Kolm, David J. T. Sumpter. 2018. Assortative interactions revealed by sorting of animal groups. Animal Behaviour 142: 165-179.

A. Hayward, M. Tsuboi, C. Owusu, Alexander Kotrschal, Severine D. Buechel, J. Zidar, C. K. Cornwallis, H. Lovlie, Niclas Kolm. 2017. Evolutionary associations between host traits and parasite load - insights from Lake Tanganyika cichlids. Journal of Evolutionary Biology 30: 1056-1067.

James E. Herbert-Read, Emil Rosén, Alex Szorkovszky, Christos C. Ioannou, Björn Rogell, Andrea Perna, Indar W. Ramnarine, Alexander Kotrschal, Niclas Kolm, Jens Krause, David J. T. Sumpter. 2017. How predation shapes the social interaction rules of shoaling fish. Proceedings of the Royal Society of London, Series B, Biological Sciences 284.

Alexander Kotrschal, Amy E. Deacon, Anne E. Magurran, Niclas Kolm. 2017. Predation pressure shapes brain anatomy in the wild. Evolutionary Ecology 31: 619-633.

Alberto Corral-López, Natasha I. Bloch, Alexander Kotrschal, Wouter van der Bijl, Severine D. Buechel, Judith E. Mank, Niclas Kolm. 2017. Female brain size affects the assessment of male attractiveness during mate choice. Science Advances 3.

Yi Luo, Mao Jun Zhong, Yan Huang, Feng Li, Wen Bo Liao, Alexander Kotrschal. 2017. Seasonality and brain size are negatively associated in frogs - evidence for the expensive brain framework. Scientific Reports 7.

Alex Szorkovszky, Alexander Kotrschal, James E. Herbert Read, David J. T. Sumpter, Niclas Kolm, Kristiaan Pelckmans. 2017. An efficient method for sorting and quantifying individual social traits based on group-level behaviour. Methods in Ecology and Evolution 8: 1735-1744.

Alexander Kotrschal, Hong-Li Zeng, Wouter van der Bijl, Caroline Öhman-Mägi, Kurt Kotrschal, Kristiaan Pelckmans, Niclas Kolm. 2017. Evolution of brain region volumes during artificial selection for relative brain size. Evolution 71: 2942-2951.

Alberto Corral-López, Maddi Garate-Olaizola, Severine D. Buechel, Niclas Kolm, Alexander Kotrschal. 2017. On the role of body size, brain size, and eye size in visual acuity. Behavioral Ecology and Sociobiology 71.

Masahito Tsuboi, Alexander Kotrschal, Alexander Hayward, Severine Denise Buechel, Josefina Zidar, Hanne Lovlie, Niclas Kolm. 2016. Evolution of brain-body allometry in Lake Tanganyika cichlids. Evolution 70: 1559-1568.

Alexander Kotrschal, Niclas Kolm, Dustin J. Penn. 2016. Selection for brain size impairs innate, but not adaptive immune responses. Proceedings of the Royal Society of London, Series B, Biological Sciences 283.

Wen Bo Liao, Shang Ling Lou, Yu Zeng, Alexander Kotrschal. 2016. Large Brains, Small Guts - The Expensive Tissue Hypothesis Supported within Anurans. American Naturalist 188: 693-700.

Yu Zeng, Shang Ling Lou, Wen Bo Liao, Robert Jehle, Alexander Kotrschal. 2016. Sexual selection impacts brain anatomy in frogs and toads. Ecology and Evolution 6: 7070-7079.

Séverine D. Buechel, Isobel Booksmythe, Alexander Kotrschal, Michael D. Jennions, Niclas Kolm. 2016. Artificial selection on male genitalia length alters female brain size. Proceedings of the Royal Society of London, Series B, Biological Sciences 283.

Alexander Kotrschal, Alberto Corral-Lopez, Soenke Szidat, Niclas Kolm. 2015. The effect of brain size evolution on feeding propensity, digestive efficiency, and juvenile growth. Evolution 69: 3013-3020.

Alexander Kotrschal, Alberto Corral-Lopez, S. Zajitschek, S. Immler, A. A. Maklakov, Niclas Kolm. 2015. Positive genetic correlation between brain size and sexual traits in male guppies artificially selected for brain size. Journal of Evolutionary Biology 28: 841-850.

Yu-Chia Chen, Peter W. Harrison, Alexander Kotrschal, Niclas Kolm, Judith E. Mank, Pertti Panula. 2015. Expression change in Angiopoietin-1 underlies change in relative brain size in fish. Proceedings of the Royal Society of London, Series B, Biological Sciences 282.

Stefan Fischer, Mathilde Bessert-Nettelbeck, Alexander Kotrschal, Barbara Taborsky. 2015. Rearing-Group Size Determines Social Competence and Brain Structure in a Cooperatively Breeding Cichlid. American Naturalist 186: 123-140.

Alexander Kotrschal, Séverine D. Buechel, Sarah M. Zala, Alberto Corral Lopez, Dustin J. Penn, Niclas Kolm. 2015. Brain size affects female but not male survival under predation threat. Ecology Letters 18: 646-652.

Alexander Kotrschal, Alberto Corral-Lopez, Mirjam Amcoff, Niclas Kolm. 2015. A larger brain confers a benefit in a spatial mate search learning task in male guppies. Behavioral Ecology 26: 527-532.

Masahito Tsuboi, Arild Husby, Alexander Kotrschal, Alexander Hayward, Severine D. Buechel, Josefina Zidar, Hanne Lovlie, Niclas Kolm. 2015. Comparative support for the expensive tissue hypothesis - Big brains are correlated with smaller gut and greater parental investment in Lake Tanganyika cichlids. Evolution 69: 190-200.

Alberto Corral-López, Simon Eckerström-Liedholm, Wouter Van der Bijl, Alexander Kotrschal, Niclas Kolm. 2015. No association between brain size and male sexual behavior in the guppy. Current Zoology 61: 265-273.

Wouter van der Bijl, Malin Thyselius, Alexander Kotrschal, Niclas Kolm. 2015. Brain size affects the behavioural response to predators in female guppies (Poecilia reticulata). Proceedings of the Royal Society of London, Series B, Biological Sciences 282: 116-124.

Alexander Kotrschal, Eva J. P. Lievens, Josefin Dahlbom, Andreas Bundsen, Svetlana Semenova, Maria Sundvik, Alexei A. Maklakov, Svante Winberg, Pertti Panula, Niclas Kolm. 2014. Artificial selection on relative brain size reveals a positive genetic correlation between brain size and proactive personality in the guppy. Evolution 68: 1139-1149.

Alexander Kotrschal, Björn Rogell, Andreas Bundsen, Beatrice Svensson, Susanne Zajitschek, Ioana Brännström, Simone Immler, Alexei A. Maklakov, Niclas Kolm. 2013. The benefit of evolving a larger brain - big-brained guppies perform better in a cognitive task. Animal Behaviour 86: e4-e6.

Alexander Kotrschal, Björn Rogell, Andreas Bundsen, Beatrice Svensson, Susanne Zajitschek, Ioana Onut Brännström, Simone Immler, Alexei A. Maklakov, Niclas Kolm. 2013. Artificial selection on relative brain size in the guppy reveals costs and benefits of evolving a larger brain. Current Biology 23: 168-171.

Alexander Kotrschal, Björn Rogell, Alexei A. Maklakov, Nichlas Kolm. 2012. Sex-specific plasticity in brain morphology depends on social environment of the guppy, Poecilia reticulata. Behavioral Ecology and Sociobiology 66: 1485-1492.

Alexander Kotrschal, Katja Rasanen, Bjarni K. Kristjansson, Mike Senn, Niclas Kolm. 2012. Extreme Sexual Brain Size Dimorphism in Sticklebacks - A Consequence of the Cognitive Challenges of Sex and Parenting? PLoS ONE 7.

Alexander Kotrschal, L. Fredrik Sundström, D. Brelin, R. H. Devlin, Niclas Kolm. 2012. Inside the heads of David and Goliath - environmental effects on brain morphology among wild and growth-enhanced coho salmon Oncorhynchus kisutch. Journal of Fish Biology 81: 987-1002.

Övrigt vetenskapligt

Alberto Corral-López, Maddi Garate-Olaizola, Severine Buechel, Niclas Kolm, Alexander Kotrschal. On the role of body size, brain size and eye size in visual acuity.

Alberto Corral-López, Maksym Romensky, Alexander Kotrschal, Severine Buechel, Niclas Kolm. Brain size, environmental complexity and mating behaviour.

Alberto Corral-López, Alexander Kotrschal, Niclas Kolm. Brain size affects the judgment of female quality during male mate choice.

Tsuboi Masahito, Wouter van der Bijl, Bjørn Tore Kopperud, Johannes Erritzøe, Kjetil L. Voje, Alexander Kotrschal, Kara E. Yopak, Shaun P. Collin, Thomas F. Hansen, Andrew Iwaniuk, Niclas Kolm. Breakdown of brain-body allometry and the exceptional encephalization of mammals and birds.

Wouter van der Bijl, Alexander Kotrschal, Séverine D. Buechel, Niclas Kolm. Cognitive ability and antagonistic social competence: contest duration depends on loser’s brain size.