EFP 2026

PARALLEL SESSIONS

Botany lecture hall - Botanic InstituteSymposium 9

From consensus to discovery: a new era of primate culture research

Chairs: TBC

• S9-01 - Ape cultural research: more agreements than disagreements
  Claudio TENNIE (Human Origins Cluster of Excellence, University of Tübingen, Tübingen, Germany)

• S9-02 - What can data from captive chimpanzees tell us about general chimpanzee cognition?
  Elisa BANDINI (The University of Algarve, Faro, Portugal)

• S9-03 - The cultural reproduction of ape tool skills: experimental approaches
  Dietrich STOUT (Department of Anthropology, Emory University, Atlanta, GA, United States)

• S9-04 - Imitation in wild chimpanzee tool use acquisition
  Oscar NODE-LANGLOIS (ISC, CNRS, Bron, France)

• S9-05 - Rise and fall of chimpanzee cultures
  Roman WITTIG (Ape Social Mind Lab, Institute of Cognitive Sciences UMR 5229 CNRS / University Lyon 1, Bron, France)

• S9-06 - Scope and limitations of vervet monkey culture: insights from a 15-year database and field experiments
  Erica VAN DE WAAL (Institute of Biology, University of Neuchâtel, Neuchâtel, Switzerland)

• S9-07 - The developmental period as a window into great ape cultural processes and the extent of cultural repertoires
  Caroline SCHUPPLI (Development and Evolution of Cognition Research Group, Max Planck Institute of Animal Behavior, Konstanz, Germany)

• S9-08 - Can culture save the chimpanzee? The role of culture science in an age of loss
  Erin WESSLING (MPI-EVAN & German Centre for Integrative Biodiversity Research (iDiv), Leipzig, Germany)

Q&A of all speakers

Panathénées room - MSH-SudCommunication (3)

Chairs: TBC

• C-14 - Does sexual dimorphism constrain facial expression? Evidence from Chacma baboons
  Richard McFARLAND (Nottingham Trent University, Nottingham, United Kingdom)

• C-15 - In synch or out of tune? Relationship quality and dyadic vocal dynamics in captive common marmosets (Callithrix jacchus)
  Monika MIRCHEVA (Department of Evolutionary Anthropology, University of Zurich, Zurich, Switzerland)

• C-16 - Not so fast: testing Zipf’s law of brevity in wild great ape and children’s gestures
  Alexandra SAFRYGHIN (School of Psychology and Neuroscience, University of St Andrews, St Andrews, United Kingdom)

• C-17 - Are pan alarm calls produced intentionally? A direct comparison of bonobo and chimpanzee alarm calling behaviour in response to snake model presentations
  Katie SLOCOMBE (Dept of Psychology, University of York, York, United Kingdom)

• C-18 - Decoding context-specific acoustic variation in a noisy, graded vocal system
  Antoine VALET (Ape Social Mind Lab, Institut des sciences cognitives, Bron, France)

• C-19 - Context and development shape infant-led communication in wild bonobos (Pan paniscus)
  Jolinde VLAEYEN (Comparative BioCognition, Institute of Cognitive Science, Osnabrück University, Osnabrück, Germany)

• C-20 - Bottom-up classification of gestures in semi-wild chimpanzees
  Chiara ZULBERTI (University Leipzig, Leipzig, Germany)

• C-21 - Longitudinal development of planum temporale asymmetry in baboons and links with gestural communication
  Eléa Thebault ANDERSEN (Centre de Recherche en Psychologie et Neurosciences, UMR 7077 CNRS, Marseille, France)

• C-22 - Mother-infant facial tactile interactions in bonobos
  Beatrice MALAMAN (Department of Life Sciences and Systems Biology, University of Turin, Turin, Italy)

Kouros room - MSH-SudSociality (2)

Chairs: TBC

• S-08 - Flexible turn-taking: how turn content and social characteristics shape temporal coordination in multimodal interactions in Guinea baboons
  Lise HABIB-DASSETTO (Institute Language, Communication and the Brain, Aix-Marseille Université, Marseille, France)

• S-09 - The influence of interdependence on inhibitory control in captive common marmosets
  Maria Teresa VON DER LAGE (Department of Evolutionary Anthropology, University of Zurich, Zurich, Switzerland)

• S-10 - First indications of affective ageing alongside social ageing in a despotic macaque species
  Roy HAMMER (Department of Behavioral & Cognitive Ecology, University of Vienna, Vienna, Austria)

• S-11 - Maternal ranging adjustments facilitate offspring play opportunities in a ‘solitary’ ape
  Paulina KUKOFKA (Department for the Ecology of Animal Societies, Max Planck Institute of Animal Behavior, Konstanz, Germany)

• S-12 - Baboon males combine sexual intimidation and affiliation to protect their paternity
  Julia A. KUNZ (Department of Evolutionary Anthropology, University of Zurich, Zürich, Switzerland)

• S-13 - Male careers in wild Assamese macaques
  Alice HILL (Department of Behavioral Ecology, Georg-August University of Göttingen, Göttingen, NDS, Germany)

• S-14 - Attention biases for facial expressions in bonobos (Pan paniscus)
  Daan LAMÉRIS (epartment of Cognitive Sciences, Indiana University Bloomington, Bloomington, United States)

• S-15 - The effect of consortship and mounting on stress-related behaviors in female Japanese macaques (Macaca fuscata)
  Dorian STEFENELLI (Department of Behavioral and Cognitive Biology, Affenberg Research Station, University of Vienna, Vienna, Austria)

• S-16 - On the links between social diversity and social complexity in macaques
  Julie DUBOSCQ (Eco-Anthropologie (UMR7206), CNRS-MNHN-Université Paris Cité, Paris, France)

Auditorium - MSH-SudEcology and conservation (2) / Welfare

Chairs: TBC

• EC-08 - Demographic decline of critically endangered sifakas under climate change
  Peter KAPPELER (Behavioral Ecology & Sociobiology, German Primate Center, Göttingen, Germany)

• EC-09 - Impact of armed conflicts on mountain gorilla conservation in Virunga National Park (2021 – June 2025)
  Jacques KATUTU (Programme de conservation / monitoring des Gorilles de Montagne, Institut Congolais pour la Conservation de la Nature (ICCN), Goma, Nord-Kivu, Democratic Republic of the Congo)

• EC-10 - Can peers compensate for maternal loss? – Evidence from Yayasan Jejak Pulang’s orangutan rehabilitation programme
  Signe PREUSCHOFT (FOUR PAWS, Hamburg, Germany)

• EC-11 - Determinants of post-fire recolonization of dry deciduous forest by lemurs in northwestern Madagascar
  Ute RADESPIEL (Institute of Zoology, University of Veterinary Medicine Hannover, Hannover, Germany)

• EC-12 - Evidence of female dispersal and viral transmission in fragmented chimpanzee habitats in the Greater Gombe Ecosystem, Tanzania
  Mike WILSON (University of Minnesota, St. Paul, MN, United States)

• EC-13 - The impact of parental loss on gorilla survival and sociality
  Robin MORRISON (Department of Evolutionary Anthropology, University of Zurich, Zürich, Switzerland)

• EC-14 - Free-ranging bonobos exhibit higher levels of male-male grooming than female-female grooming in a forest-savanna mosaic
  Victor NARAT (ICM, Paris, France)

• EC-15 - More in bonobos or in chimpanzees? Differences in play, grooming, and agonistic behaviour between bonobos and chimpanzees
  Ulrich MALOUEKI (Life Sciences, University of Kinshasa, Kinshasa, Congo)

• EC-16 - Ghosts of predator past: long-term retention of predator recognition in naïve howler monkeys (Alouatta palliata)
  Julián LEÓN (Biology deparment, Universidad del Rosario, Bogotá, Colombia)

Botanic InstituteCoffee break

Botany lecture hall - Botanic InstituteEFP General Assembly

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Jane Goodall and Biruté Galdikas orbituaries

Chairs: TBC

• Anne PUSEY (Duke University, Durham, North Carolina, United States)
• Michael WILSON (University of Minnesota, Saint Paul, Minnesota, United State)
• Alison ASHBURY (Max Planck Institute of Animal Behavior, Konstanz, Germany)

Faune RestaurantGala Dinner