Sonja E. Koski
Sonja E. Koski
University of Helsinki, Faculty of Organismal and Environmental Biology
Verified email at
Cited by
Cited by
Chimps of a feather sit together: chimpanzee friendships are based on homophily in personality
JJM Massen, SE Koski
Evolution and Human Behavior 35 (1), 1-8, 2014
Exorcising Grice's ghost: an empirical approach to studying intentional communication in animals
SW Townsend, SE Koski, RW Byrne, KE Slocombe, B Bickel, M Boeckle, ...
Biological Reviews 92 (3), 1427-1433, 2017
Triadic postconflict affiliation in captive chimpanzees: does consolation console?
SE Koski, EHM Sterck
Animal Behaviour 73 (1), 133-142, 2007
Impartial third-party interventions in captive chimpanzees: a reflection of community concern
CR von Rohr, SE Koski, JM Burkart, C Caws, ON Fraser, A Ziltener, ...
PloS one 7 (3), e32494, 2012
Reconciliation, relationship quality, and postconflict anxiety: testing the integrated hypothesis in captive chimpanzees
SE Koski, K Koops, EHM Sterck
American journal of primatology 69 (2), 158-172, 2007
A behavioral view on chimpanzee personality: Exploration tendency, persistence, boldness, and tool‐orientation measured with group experiments
JJM Massen, A Antonides, AMK Arnold, T Bionda, SE Koski
American journal of primatology 75 (9), 947-958, 2013
Social personality traits in chimpanzees: temporal stability and structure of behaviourally assessed personality traits in three captive populations
SE Koski
Behavioral Ecology and Sociobiology 65, 2161-2174, 2011
Manipulation complexity in primates coevolved with brain size and terrestriality
SA Heldstab, ZK Kosonen, SE Koski, JM Burkart, CP van Schaik, K Isler
Scientific Reports 6, 24528, 2016
Why are bystanders friendly to recipients of aggression?
ON Fraser, SE Koski, RM Wittig, F Aureli
Communicative & integrative biology 2 (3), 285-291, 2009
Common marmosets show social plasticity and group-level similarity in personality
SE Koski, JM Burkart
Scientific Reports 5, 2015
Broader horizons for animal personality research
SE Koski
Frontiers in Behavioral and Evolutionary Ecology 2, 70, 2014
Post‐conflict third‐party affiliation in chimpanzees: what's in it for the third party?
SE Koski, EHM Sterck
American journal of primatology 71 (5), 409-418, 2009
Empathic chimpanzees: A proposal of the levels of emotional and cognitive processing in chimpanzee empathy
SE Koski, EHM Sterck
European Journal of Developmental Psychology 7 (1), 38-66, 2010
How to measure animal personality and why does it matter? Integrating the psychological and biological approaches to animal personality
SE Koski
From Genes to Animal Behavior, 115-136, 2011
Challenges in the comparative study of empathy and related phenomena in animals
JEC Adriaense, SE Koski, L Huber, C Lamm
Neuroscience & Biobehavioral Reviews 112, 62-82, 2020
Chimpanzee sociability is associated with vasopressin (Avpr1a) but not oxytocin receptor gene (OXTR) variation
N Staes, SE Koski, P Helsen, E Fransen, M Eens, JMG Stevens
Hormones and behavior 75, 84-90, 2015
Individual and contextual variation in Thomas langur male loud calls
SA Wich, S Koski, H de Vries, CP van Schaik
Ethology 109 (1), 1-13, 2003
Explaining the Paradox of Neophobic Explorers: The Social Information Hypothesis
SIF Forss, SE Koski, CP van Schaik
International Journal of Primatology 38 (5), 799-822, 2017
Stability and Change of Social Relationship Quality in Captive Chimpanzees (Pan troglodytes)
SE Koski, H de Vries, A van de Kraats, EHM Sterck
International Journal of Primatology 33, 905-921, 2012
Common Marmoset (Callithrix jacchus) Personality.
SE Koski, HM Buchanan-Smith, H Ash, JM Burkart, T Bugnyar, A Weiss
Journal of Comparative Psychology, 2017
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