Evidence map›Paper›PMID 32051486›Full record

ArticleScientific reports2020

Larger size and older age confer competitive advantage: dominance hierarchy within European vulture guild.

Rubén Moreno-Opo, Ana Trujillano, Antoni Margalida

Abstract read
In one paragraph

Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
–field-weighted citation impact
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

14 citing papers in PubMed.

  1. Agonistic interactions and vocalizations among Procellariiformes in multi-species feeding aggregations, observed through bird-borne cameras.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2026
    Article
  2. Article
  3. Demographic effects of sanitary policies on European vulture population dynamics: A retrospective modeling approach.Ecological applications : a publication of the Ecological Society of America · 2025
    Article
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  13. New Zealand's extinct giant raptor (Proceedings. Biological sciences · 2021
    Article
  14. Review
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

3 authors.

Rubén Moreno-OpoEvolution and Conservation Biology Research Group, University Complutense of Madrid, E-28049, Madrid, Spain. rmorenoopo@gmail.com.
Ana TrujillanoBearded Vulture Study and Protection Group, Apdo. 45, E-25520, El Pont de Suert, Spain.
Antoni MargalidaInstitute for Game and Wildlife Research, IREC (CSIC-UCLM-JCCM), E-13005, Ciudad Real, Spain.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Competition for limiting natural resources generates complex networks of relationships between individuals, both at the intra- and interspecific levels, establishing hierarchical scenarios among different population groups. Within obligate scavengers, and especially in vultures, the coevolutionary mechanisms operating during carrion exploitation are highly specialized and determined in part by agonistic behavior resulting in intra-guild hierarchies. This paper revisits the behavioral and hierarchical organization within the guild of European vultures, on the basis of their agonistic activities during carrion exploitation. We used a dataset distilled from high-quality videorecordings of competitive interactions among the four European vulture species during feeding events. We found a despotic dominance gradient from the larger species to smaller ones, and from the adults to subadults and juveniles, following an age and body size-based linear pattern. The four studied species, and to some extent age classes, show despotic dominance and organization of their guild exerting differential selection to different parts of the carrion. The abundance of these parts could ultimately condition the level of agonistic interactions. We discuss the behavioral organization and the relationship of hierarchies according to the feeding behavior and prey selection, by comparing with other scavenger guilds.

Indexed as

AgingBody SizeAggressionAnimalsBehavior, AnimalCompetitive BehaviorFalconiformesFemaleMaleSocial Dominance

Identifiers

PMID32051486
PMCPMC7015885

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Registered trials

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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.