Sonja Falkner

Social interactions and interaction partners in infant orang-utans of two wild populations

C. Schuppli, Marlen Fröhlich, U. Knief, 2020, Animal Behaviour.

The dark side of the red ape: male-mediated lethal female competition in Bornean orangutans

C. Schuppli, C. P. Schaik, S. S. U. Atmoko, 2016, Behavioral Ecology and Sociobiology.

Play Behavior Varies with Age, Sex, and Socioecological Context in Wild, Immature Orangutans (Pongo spp.)

C. V. van Schaik, C. Schuppli, Marlen Fröhlich, 2024, International journal of primatology.