Alexander Kotrschal
Alexander Kotrschal
Assoc. Prof. Wageningen University
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Artificial selection on relative brain size in the guppy reveals costs and benefits of evolving a larger brain
A Kotrschal, B Rogell, A Bundsen, B Svensson, S Zajitschek, I Brännström, ...
Current Biology 23 (2), 168-171, 2013
Stress impacts telomere dynamics
A Kotrschal, P Ilmonen, DJ Penn
Biology letters 3 (2), 128-130, 2007
Environmental change enhances cognitive abilities in fish
A Kotrschal, B Taborsky
PLoS biology 8 (4), e1000351, 2010
Telomere attrition due to infection
P Ilmonen, A Kotrschal, DJ Penn
PloS one 3 (5), e2143, 2008
How predation shapes the social interaction rules of shoaling fish
JE Herbert-Read, E Rosén, A Szorkovszky, CC Ioannou, B Rogell, ...
Proceedings of the Royal Society B: Biological Sciences 284 (1861), 20171126, 2017
Brain size affects performance in a reversal-learning test
SD Buechel, A Boussard, A Kotrschal, W van der Bijl, N Kolm
Proceedings of the Royal Society B: Biological Sciences 285 (1871), 20172031, 2018
Breakdown of brain–body allometry and the encephalization of birds and mammals
M Tsuboi, W van der Bijl, BT Kopperud, J Erritzøe, KL Voje, A Kotrschal, ...
Nature Ecology & Evolution 2 (9), 1492-1500, 2018
Brain size affects female but not male survival under predation threat
A Kotrschal, SD Buechel, SM Zala, A Corral‐Lopez, DJ Penn, N Kolm
Ecology letters 18 (7), 646-652, 2015
A larger brain confers a benefit in a spatial mate search learning task in male guppies
A Kotrschal, A Corral-Lopez, M Amcoff, N Kolm
Behavioral Ecology 26 (2), 527-532, 2015
Rearing-group size determines social competence and brain structure in a cooperatively breeding cichlid
S Fischer, M Bessert-Nettelbeck, A Kotrschal, B Taborsky
The American Naturalist 186 (1), 123-140, 2015
Comparative support for the expensive tissue hypothesis: big brains are correlated with smaller gut and greater parental investment in Lake Tanganyika cichlids
M Tsuboi, A Husby, A Kotrschal, A Hayward, SD Buechel, J Zidar, ...
Evolution 69 (1), 190-200, 2015
Artificial selection on relative brain size reveals a positive genetic correlation between brain size and proactive personality in the guppy
A Kotrschal, EJP Lievens, J Dahlbom, A Bundsen, S Semenova, ...
Evolution 68 (4), 1139-1149, 2014
Brain size affects the behavioural response to predators in female guppies (Poecilia reticulata)
W van der Bijl, M Thyselius, A Kotrschal, N Kolm
Proceedings of the Royal Society B: Biological Sciences 282 (1812), 20151132, 2015
Predation pressure shapes brain anatomy in the wild
A Kotrschal, AE Deacon, AE Magurran, N Kolm
Evolutionary Ecology 31, 619-633, 2017
Sex-specific plasticity in brain morphology depends on social environment of the guppy, Poecilia reticulata
A Kotrschal, B Rogell, AA Maklakov, N Kolm
Behavioral Ecology and Sociobiology 66, 1485-1492, 2012
Large brains, small guts: the expensive tissue hypothesis supported within anurans
WB Liao, SL Lou, Y Zeng, A Kotrschal
The American Naturalist 188 (6), 693-700, 2016
The benefit of evolving a larger brain: big-brained guppies perform better in a cognitive task
A Kotrschal, B Rogell, A Bundsen, B Svensson, S Zajitschek, I Brännström, ...
Animal Behaviour 86 (4), e4, 2013
Female brain size affects the assessment of male attractiveness during mate choice
A Corral-López, NI Bloch, A Kotrschal, W van der Bijl, SD Buechel, ...
Science Advances 3 (3), e1601990, 2017
Large-brained frogs mature later and live longer
X Yu, MJ Zhong, DY Li, L Jin, WB Liao, A Kotrschal
Evolution 72 (5), 1174-1183, 2018
Extreme sexual brain size dimorphism in sticklebacks: a consequence of the cognitive challenges of sex and parenting?
A Kotrschal, K Räsänen, BK Kristjansson, M Senn, N Kolm
PLoS One 7 (1), e30055, 2012
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