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Dominance hierarchy. A high-ranking male mandrill advertises his status with bright facial coloration. [1] In the zoological field of ethology, a dominance hierarchy (formerly and colloquially called a pecking order) is a type of social hierarchy that arises when members of animal social groups interact, creating a ranking system.
Social groups are commonly structured as a dominance hierarchy based on a ranking system whereby higher-ranked individuals have better access to valuable resources such as food and mates but they also tend to assume greater responsibilities in providing leadership and maintaining order. 2,3 The formation of a hierarchical ranking system requires the dominant-subordinate relationship to be ...
Jun 10, 2020 · Social groups are commonly structured as a dominance hierarchy based on a ranking system whereby higher-ranked individuals have better access to valuable resources such as food and mates but they ...
- Bruce T Lahn
- blahn@bsd.uchicago.edu
- 2020
39 of 39. Quiz yourself with questions and answers for Biology Test 4 - Ch. 16, so you can be ready for test day. Explore quizzes and practice tests created by teachers and students or create one from your course material.
Hierarchies are maintained via social dynamics like punishment and threats [18, 19] as well as signals that provide information about rank, including signals of individual identity and dominance [20, 21]. In this review, we describe the behaviours used to establish and maintain dominance hierarchies (figure 1).
Accessed 17 November 2024. Dominance hierarchy, a form of animal social structure in which a linear or nearly linear ranking exists, with each animal dominant over those below it and submissive to those above it in the hierarchy. Dominance hierarchies are best known in social mammals, such as baboons and wolves, and in.
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ABSTRACT. Dominance is a basic property of inheritance systems describing the link between a diploid genotype at a single locus and the resulting phenotype. Models for the evolution of dominance have long been framed as an opposition between the irreconcilable views of Fisher in 1928 supporting the role of largely elusive dominance modifiers ...
