Evidence map›Paper›PMID 27739527›Full record

ArticleScientific reports2016

Chimpanzee females queue but males compete for social status.

Steffen Foerster, Mathias Franz, Carson M Murray, Ian C Gilby, Joseph T Feldblum, Kara K Walker, Anne E Pusey

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 64 papers.

0numbers the graph read from it
0cells of the map it votes in
64citing papers in PubMed
14.1field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

64 citing papers in PubMed, 137 citations in OpenAlex.

  1. Neural basis of social hierarchy across species.Nature reviews. Neuroscience · 2026
    Review
  2. Article
  3. Female Affiliation and Status in Semi-Free-Ranging Chimpanzees.American journal of biological anthropology · 2026
    Article
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4 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 4 institutions in 2 countries.

Steffen FoersterDepartment of Evolutionary Anthropology, Duke University, USA.
Mathias FranzLeibniz Institute for Zoo and Wildlife Research (IZW) in the Forschungsverbund Berlin e.V., Germany.
Carson M MurrayDepartment of Anthropology, George Washington University, USA.
Ian C GilbySchool of Human Evolution and Social Change, and Institute of Human Origins, Arizona State University, USA.
Joseph T FeldblumDepartment of Evolutionary Anthropology, Duke University, USA.
Kara K WalkerDepartment of Evolutionary Anthropology, Duke University, USA.
Anne E PuseyDepartment of Evolutionary Anthropology, Duke University, USA.
Duke University · USArizona State University · USGeorge Washington University · USLeibniz Institute for Zoo and Wildlife Research · DE

Funding

Molecular Epidemiology and Natural History of SIVcpzR01AI058715 · NIAID · UNIVERSITY OF PENNSYLVANIA · PI HAHN, BEATRICE H · 2004 to 2013
$6.1M
How Maternal Stress Influences Offspring Health & Development in Wild ChimpanzeesR00HD057992 · NICHD · GEORGE WASHINGTON UNIVERSITY · PI MURRAY, CARSON · 2011 to 2013
$726k
NIAID NIH HHS R01 AI058715NICHD NIH HHS R00 HD057992
6 · The paper itself

Abstract

Dominance hierarchies are widespread in animal social groups and often have measureable effects on individual health and reproductive success. Dominance ranks are not static individual attributes, however, but instead are influenced by two independent processes: 1) changes in hierarchy membership and 2) successful challenges of higher-ranking individuals. Understanding which of these processes dominates the dynamics of rank trajectories can provide insights into fitness benefits of within-sex competition. This question has yet to be examined systematically in a wide range of taxa due to the scarcity of long-term data and a lack of appropriate methodologies for distinguishing between alternative causes of rank changes over time. Here, we expand on recent work and develop a new likelihood-based Elo rating method that facilitates the systematic assessment of rank dynamics in animal social groups, even when interaction data are sparse. We apply this method to characterize long-term rank trajectories in wild eastern chimpanzees (Pan troglodytes schweinfurthii) and find remarkable sex differences in rank dynamics, indicating that females queue for social status while males actively challenge each other to rise in rank. Further, our results suggest that natal females obtain a head start in the rank queue if they avoid dispersal, with potential fitness benefits.

Indexed as

Competitive BehaviorMating Preference, AnimalSocial DominanceAnimalsFemaleGenetic FitnessMalePan troglodytes

Identifiers

PMID27739527
PMCPMC5064376
OpenAlexW2530340704

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.