Chimpanzees and Children Show Altruism
Author Information
Author(s): Felix Warneken, Brian Hare, Alicia P. Melis, Daniel Hanus, Michael Tomasello
Primary Institution: Max Planck Institute for Evolutionary Anthropology
Hypothesis
Do chimpanzees exhibit altruistic behavior similar to that of human infants?
Conclusion
Chimpanzees can help others without expecting rewards, similar to young children.
Supporting Evidence
- Chimpanzees helped unfamiliar humans and conspecifics without rewards.
- Both chimpanzees and infants helped more when the recipient made an unsuccessful attempt to retrieve an object.
- Helping behavior was consistent across different experimental conditions.
Takeaway
Chimpanzees and kids can be nice and help others, even if they don't get anything in return.
Methodology
The study involved three experiments comparing the helping behavior of chimpanzees and human infants in various contexts.
Potential Biases
Potential biases due to the experimental setup and the familiarity of subjects with the experimenters.
Limitations
The study primarily focused on specific contexts of helping and may not represent all altruistic behaviors.
Participant Demographics
36 chimpanzees (21 females, 15 males, aged 3 to 20 years) and 36 human infants (18 months old).
Statistical Information
P-Value
0.025
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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