Evidence map›Paper›PMID 31270484›Full record

ArticleNature2019

Insect egg size and shape evolve with ecology but not developmental rate.

Samuel H Church, Seth Donoughe, Bruno A S de Medeiros, Cassandra G Extavour

Abstract readComment
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In one paragraph

Article in Nature, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing 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

42 citing papers in PubMed.

  1. Article
  2. Article
  3. Negative allometry of egg size among 29 species of drosophilid flies.bioRxiv : the preprint server for biology · 2026
    Article
  4. Article
  5. Review
  6. Article
  7. Article
  8. Embryogenesis in Myrmicine Ants Combines Features of Short Germ-Band Development With a Progressive Mode of Segmentation.Journal of experimental zoology. Part B, Molecular and developmental evolution · 2025
    Article
  9. Article
  10. Article
  11. Article
  12. Rapid growth and the evolution of complete metamorphosis in insects.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
  13. Article
  14. Coevolution between eggs and sperm of insects.Proceedings. Biological sciences · 2024
    Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. Article
  20. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Samuel H ChurchDepartment of Organismic and Evolutionary Biology, Harvard University, Cambridge, MA, USA. church@g.harvard.edu.
Seth DonougheDepartment of Organismic and Evolutionary Biology, Harvard University, Cambridge, MA, USA.
Bruno A S de MedeirosDepartment of Organismic and Evolutionary Biology, Harvard University, Cambridge, MA, USA.
Cassandra G ExtavourDepartment of Organismic and Evolutionary Biology, Harvard University, Cambridge, MA, USA. extavour@oeb.harvard.edu.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Over the course of evolution, organism size has diversified markedly. Changes in size are thought to have occurred because of developmental, morphological and/or ecological pressures. To perform phylogenetic tests of the potential effects of these pressures, here we generated a dataset of more than ten thousand descriptions of insect eggs, and combined these with genetic and life-history datasets. We show that, across eight orders of magnitude of variation in egg volume, the relationship between size and shape itself evolves, such that previously predicted global patterns of scaling do not adequately explain the diversity in egg shapes. We show that egg size is not correlated with developmental rate and that, for many insects, egg size is not correlated with adult body size. Instead, we find that the evolution of parasitoidism and aquatic oviposition help to explain the diversification in the size and shape of insect eggs. Our study suggests that where eggs are laid, rather than universal allometric constants, underlies the evolution of insect egg size and shape.

Indexed as

EcologyInsectaAnimalsEggsFemaleOvipositionPhylogeny

Identifiers

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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.