Related Experiment Video
Updated: Jun 9, 2025
06:48
The HoneyComb Paradigm for Research on Collective Human Behavior
Published on: January 19, 2019
9.3K
Models of animal coalitions and their implications for human evolution
1Department of Biological Sciences, The University of Tokyo, Hongo 7-3-1, Bunkyoku, Tokyo 113-0033, Japan.
Proceedings. Biological Sciences
|October 29, 2024
Summary
This study introduces a new mathematical model for animal coalitions, explaining diverse coalition structures. It highlights key factors like benefit type and fighting costs in shaping animal social behavior.
Area of Science:
- Evolutionary biology
- Animal behavior
- Game theory
Background:
- Social interaction drives animal behavior evolution.
- Dyadic and triadic interactions are key research areas.
- Existing models of animal coalitions have limitations.
Purpose of the Study:
- To develop a novel mathematical model for animal coalitions.
- To explain the diversity in coalition configurations.
- To evaluate the social selection hypothesis in human evolution.
Main Methods:
- Development of a simplified mathematical model for triadic interactions.
- Analysis of key parameters influencing coalition types.
- Application of the model to test the social selection hypothesis.
Main Results:
- The model accounts for observed diversity in animal coalition structures.
- Identified key parameters: benefit nature, cost-benefit ratio, and synergy.
- The model supports the social selection hypothesis regarding human evolution.
Conclusions:
- A new, versatile model for animal coalition behavior has been established.
- Understanding coalition dynamics requires considering ecological and social factors.
- Coalition formation may have influenced human evolutionary pathways towards reduced aggression.
Related Concept Videos
01:20Evolutionary Psychology
251
Evolutionary psychology explores the origins of human behavior and mental processes by framing them within the context of natural selection, a theory famously propounded by Charles Darwin. This field asserts that many behaviors common across human societies — ranging from instinctive fear reactions to complex social interactions — arose as evolutionary adaptations. These adaptations enhanced the survival and reproductive success of our ancestors, thereby becoming embedded in the...
251
01:54Convergent Evolution
27.6K
Evolution shapes the features of organisms over time, ensuring that they are suited for the environments in which they live. Sometimes, selection pressure leads to the rise of similar but unrelated adaptations in organisms with no recent common ancestors, a process known as convergent evolution.
27.6K
00:57Inclusive Fitness
35.9K
Most altruistic behavior—in which one animal helps another at a cost to themselves—occurs between relatives. Scientists think these altruistic behaviors evolved because they increase the inclusive fitness of the animal providing help.
35.9K
02:35What is Evolutionary History?
36.3K
Scientists record evolutionary history by analyzing fossil, morphological, and genetic data. The fossil record documents the history of life on Earth and provides evidence for evolution. However, both fossil and living organisms offer evidence that outlines Earth’s evolutionary history.
36.3K
01:23Criticisms of the Evolutionary Perspective
91
In a study where individuals posing as strangers offered compliments and proposed casual sex to students, the responses differed significantly based on gender. Not a single woman accepted the proposal, while 70% of the men agreed. This outcome provides a useful scenario to explore through the lens of evolutionary psychology and social learning theory, highlighting the diverse perspectives on human sexual behaviors.
Evolutionary psychology provides one explanation for these findings, suggesting...
Evolutionary psychology provides one explanation for these findings, suggesting...
91
02:56The Fossil Record
25.0K
The fossil record documents only a small fraction of all organisms that have ever inhabited Earth. Fossilization is a rare process, and most organisms never become fossils. Moreover, the fossil record only exhibits fossils that have been discovered. Nevertheless, sedimentary rock fossils of long-lived, abundant, hard-bodied organisms dominate the fossil record. These fossils offer valuable information, such as an organism's physical form, behavior, and age. Studying the fossil record helps...
25.0K