EFP 2026

Botanic Institute Coffee

Botany lecture hall - Botanic InstitutePLENARY 4

Chairs: TBC

• KN-04 - Primatologists at the front line: tackling wildlife trafficking on the Colombian–Peruvian Amazon border: the case of the Nancy Ma’s night monkeys
  Angela MALDONADO (Fundación Entropika, Leticia, Amazonas, Colombia)

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Flash talks

Chairs: TBC

• FT-13 - Function of babbling in common marmosets (Callithrix jacchus)
  Konatsu ONO (Department of Evolutionary Anthropology, University of Zurich, Zürich, Switzerland)

• FT-14 - How high to be heard? Vertical positioning and vocal communication in mandrills
  Lorine GRANGY (ENES Lab, Université Jean Monnet, CRNL, Saint-Etienne, Loire, France)

• FT-15 - Deep learning for nocturnal primate research: automating ‘cry’ loud call detection in otolemur crassicaudatus
  Laetitia CONFURON (Biogéosciences UMR 6282 CNRS - EPHE, Université Bourgogne Europe, Dijon, France)

• FT-16 - Validation of passive acoustic monitoring in wild chimpanzees: a tool for evaluating the complexity of their combinatorial communication system
  Francesco ZAMBIANCHI (ENES Bioacoustics Research Laboratory, Université Jean Monnet Saint-Etienne, Saint-Etienne, France)

• FT-17 - Individual differences and environmental determinants of human–baboon conflict in Namibia
  Punaete KANDJII (Tsaobis Baboon Project, Tsaobis Nature Park, Erongo, Namibia)

• FT-18 - Humans and chimpanzees show common vocal signatures of emotion
  Bruno MARCOS (Faculty of Psychology and Educational Sciences, University of Geneva, Geneva, Switzerland)

Botanic InstituteCoffee break

PARALLEL SESSIONS

Auditorium - MSH-SudSymposium 7

Communication for coordination

Chairs: TBC

• S7-01 - Joint action in human and nonhuman primates
  Raphaela HEESEN (Department of Biology, Centre for the Advanced Study of Collective Behaviour, University of Konstanz, Konstanz, Germany)

• S7-02 - Syntax of interactions: a conceptual framework for investigating the structure of social interactions across species
  Bas VAN BOEKHOLT (Department of Evolutionary Anthropology, University of Zürich, Zürich, Zürich, Switzerland)

• S7-03 - Investigating interactional synchrony as a mechanism underlying joint commitment in apes
  Arthur TOUCHAIS (Department of Biology, Konstanz University, Konstanz, Germany)

• S7-04 - Chimpanzees communicate to coordinate a cultural practice: extending evidence from grooming handclasp interactions
  Zoë GOLDSBOROUGH (Max Planck Institute of Animal Behavior, Radolfzell, Germany)

• S7-05 - Chimpanzee communication in cooperative tasks: bottlenecks in signal production and comprehension
  Alicia MELIS (Experimental Psychology, UCL, London, England, United Kingdom)

• S7-06 - Vocal communication during cooperative and competitive coordination in common marmosets (Callithrix jacchus)
  Adele TUOZZI (Evolutionary Anthropology (IEA), University of Zurich, Zürich, Switzerland)

• S7-07 - Familiarity shapes the spread of positive affect in bonobos within and across species
  Floriane FOURNIER (ENES bioacoustic research lab, Université Jean-Monnet, Saint-Etienne, France)

• S7-08 - Our closest lying relatives? Deceptive vocal signals in cooperatively hunting chimpanzees
  Stuart WATSON (University of Zürich, Zürich, Switzerland )

Discussion

Panathénées room - MSH-SudSymposium 8

Dr Sonja Koski’s research legacy: from chimpanzee conflicts to human-horse relationships

Chairs: TBC

• S8-01 - Dr Sonja Koski: a true intellectual octopus
  Kathelijne KOOPS (Ape Behaviour & Ecology Group, Department of Evolutionary Anthropology, University of Zurich, Zurich, Switzerland)

• S8-02 - Social complexity and power in primates: (in)depencies of social strategies to access different types of resources
  Liesbeth STERCK (Utrecht University, Utrecht, Netherlands)

• S8-03 - The good-enough mother - maternal sensitivity and the evolutionary roots of socioemotional development in wild bonobos
  Zanna CLAY (Department of Psychology, Durham University, Durham, United Kingdom)

• S8-04 - The pan-to-mimic effect: are chimpanzees facilitated into socio-positive behaviors by their group-members?
  Edwin VAN LEEUWEN (Primate Culture Origins Group, Utrecht University, Utrecht, Netherlands)

• S8-05 - Tuned for social interaction: from marmoset group personalities to language evolution
  Judith BURKART (Department of Evolutionary Anthropology, University of Zurich, Zürich, Switzerland)

• S8-06 - Opening the gate of social minds - A tribute to Sonja Koski
  Elisabetta PALAGI (Unit of Ethology, Department of Biology, University of Pisa, Pisa, Italy)

• S8-07 - Is peripheral oxytocin a reliable indicator of positive social experiences in animals? Making sense of the evidence from primates to horses
  Liza MOSCOVICE (Psychophysiology, Research Institute for Farm Animal Biology, Dummerstorf, Germany)

• S8-08 - Empathy is not enough for interspecific understanding
  Emma VITIKAINEN (Department of Organismal and Evolutionary Biology, University of Helsinki, Helsinki, Finland)

Kouros room - MSH-SudEcology and conservation (1)

Chairs: TBC

• EC-01 - Ecological and genetic assessment of orphaned endemic langurs to evaluate full release feasibility on a nearby sanctuary island
  Margaux BARET (Arkasia Foundation, Pengudang, Indonesia)

• EC-02 - Lessons learned from 25 years of small ape conservation science and action in Indonesia
  Susan CHEYNE (Borneo Nature Foundation, Lewes, East Sussex, United Kingdom)

• EC-03 - High uncertainty in chimpanzee demography from one-Year camera trap survey - Consequences for impact assessments
  Benjamin DEBETENCOURT (Wild Chimpanzee Foundation, Conakry, Guinea)

• EC-04 - Human-bonobo coexistence in a landscape mosaic, Maï-Ndombe Province, DR Congo
  Salomé DOVAL (UMR7206 Eco-anthropologie, CNRS/MNHN/UPCité, Paris, France)

• EC-05 - From trade to lifetime care: the demographic and financial legacy over a century of chimpanzee trafficking in Spain
  Olga FELIU (Research department, Fundació MONA, Riudellots de la Selva-Girona, Catalunya, Spain)

• EC-06 - On the pursuit of the hotspots of illegal trade of primates in Colombia using non-invasive samples
  Manuel FONSECA (University of Tübingen, Tübingen, Germany)

• EC-07 - Short term assessment of the first reintroduction of Barbary macaque in Tazekka national park (Morocco)
  Pascaline LE GOUAR (UMR 6553 EcoBio, University Rennes, Paimpont, France)

Botany lecture hall - Botanic InstituteCognition & Social learning (3)

Chairs: TBC

• CS-13 - Touchscreen training in captive orangutans (Pongo pygmaeus): issues, solutions, and a few twists along the way
  Raphaelle MALASSIS (Laboratory of Cognitive Science and Psycholinguistics, CNRS / ENS-PSL, Paris, France)

• CS-14 - How do great apes respond to distorted versions of their own reflection?
  Souha Tanit AZAIEZ (Centre d’Étude en Éthologie et Cognition (CEEC) UMR CNRS 6552, Université de Rennes, Rennes, France)

• CS-15 - To open or not to open: a judgment bias task for non-human primates
  Aurore SERDA (Laboratory of Cognitive and Adaptive Neurosciences, University of Strasbourg, Strasbourg, France)

• CS-16 - Exploring the relationship between social learning and social tolerance in primates
  Nivedita SHANKAR ( Department of Biological Sciences, Indian Institute of Science Education and Research Mohali, Mohali, Punjab, India)

• CS-17 - Social determinants of social and individual learning in wild chimpanzees
  Nora SLANIA (Development and Evolution of Cognition Research Group, Max Planck Institute of Animal Behavior, Konstanz, Germany)

• CS-18 - Inventiveness in chacma baboons
  Mathilde TAHAR (Department of Anthropology, University College London, London, United Kingdom)

• CS-19 - Multi-year social and asocial learning propensities during infancy synergistically shape ecological competence in juvenile Sumatran orangutans
  Revathe THILLAIKUMAR (Development and Evolution of Cognition Group, Max Planck Institute of Animal Behavior, Konstanz, Germany)

Botanic InstituteLunch