Author

I. B. Laumer

Max Planck Institute of Animal BehaviorORCID 0000-0002-1597-0072Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Animal Behavior & Cognition· 2

Signature Assays, Organisms & Methods

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Approach:experimental assay· 2 Organism:non-human primate· 2 Assay:imaging· 1

Frequent Co-Authors

Alice M. I. AuerspergiD· 1 shared Christopher KrupenyeiD· 1 shared Daniel Haun· 1 shared Erica A. CartmilliD· 1 shared Johanna EckertiD· 1 shared Laura S. LewisiD· 1 shared Moritz KoesteriD· 1 shared Remco FolkertsmaiD· 1 shared

Activity by Year

2026-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 29 mutual co-author links

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1 shared paperAnimal Behavior & Cognition

Alice M. I. AuerspergORCID

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2 papers

Recent·Most cited

Percussive manipulations distinguish object play in capuchin and patas monkeys

Theresa Bier, Alice M. I. Auersperg, Remco Folkertsma, I. B. Laumer

The paper tests object play in capuchin and patas monkeys, finding capuchins more likely to smash objects, suggesting differences in percussive behavior related to tool use.

bioRxiv · Oct 14, 2026 · PreprintAnimal Behavior & Cognition

Expecting the unexpected: Great apes anticipate surprise in others

I. B. Laumer, Laura S. Lewis, Johanna Eckert, Sasha Winkler, Moritz Koester, Roger Mundry, Daniel Haun, Christopher Krupenye, Erica A. Cartmill

This study shows great apes can detect when an agent's belief mismatches reality, indicating a cognitive understanding of surprise.

bioRxiv · Oct 13, 2026 · PreprintAnimal Behavior & Cognition