Evidence map›Paper›PMID 39677577›Full record

ArticleEvolution letters2024

The correlation between anisogamy and sexual selection intensity-the broad theoretical predictions.

Jussi Lehtonen, Geoff A Parker

Abstract read
In one paragraph

Article in Evolution letters, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

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3 · Its place in the literature

Who cites it

7 citing papers in PubMed.

  1. Review
  2. Article
  3. Review
  4. Diagnosing confounded Bateman gradients.Evolution; international journal of organic evolution · 2025
    Article
  5. Article
  6. Article
  7. The logic of conventional and reversed Bateman gradients.Proceedings. Biological sciences · 2024
    Article
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

2 authors.

Jussi LehtonenDepartment of Biological and Environmental Science, University of Jyväskylä, Jyväskylä, Finland.ORCID https://orcid.org/0000-0001-5260-1041
Geoff A ParkerDepartment of Evolution, Ecology and Behaviour, University of Liverpool, Liverpool, United Kingdom.ORCID https://orcid.org/0000-0003-4795-6352

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Darwin and Bateman suggested that precopulatory sexual selection is more intense on males than females, and that this difference is due to anisogamy (i.e., dimorphism in gamete size and number). While a recent paper apparently presents empirical support for this hypothesis, another appears at first sight to present evidence against it. We argue that this is partly due to lack of transparent theoretical predictions, and discuss and analyze sexual selection theory in relation to anisogamy evolution. On one hand, we find that there exists relatively little theory that can directly address all the tested predictions; on the other, the picture painted by current theory indicates that both sets of empirical results broadly match predictions about the causal link between anisogamy and sexual selection, thus reconciling the two apparently opposing claims. We also discuss in a very broad, general sense how anisogamy is expected to affect sexual selection.

Indexed as

anisogamybehaviorsexual selectiontheory

Identifiers

PMID39677577
PMCPMC11637515

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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.