Evidence map›Paper›PMID 21369349›Full record

ArticleFrontiers in neuroanatomy2011

Developmental Modes and Developmental Mechanisms can Channel Brain Evolution.

Christine J Charvet, Georg F Striedter

Abstract read
In one paragraph

Article in Frontiers in neuroanatomy, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing 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

29 citing papers in PubMed.

  1. Altricial brains and the evolution of infant vocal learning.Proceedings of the National Academy of Sciences of the United States of America · 2025
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  12. Closing the gap from transcription to the structural connectome enhances the study of connections in the human brain.Developmental dynamics : an official publication of the American Association of Anatomists · 2020
    Review
  13. Review
  14. Article
  15. Birdsong as a window into language origins and evolutionary neuroscience.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2020
    Review
  16. Article
  17. Tinbergen's challenge for the neuroscience of behavior.Proceedings of the National Academy of Sciences of the United States of America · 2019
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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.

Christine J CharvetDepartment of Neurobiology and Behavior, Center for the Neurobiology of Learning and Memory, University of California Irvine, CA, USA.
Georg F Striedter

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Anseriform birds (ducks and geese) as well as parrots and songbirds have evolved a disproportionately enlarged telencephalon compared with many other birds. However, parrots and songbirds differ from anseriform birds in their mode of development. Whereas ducks and geese are precocial (e.g., hatchlings feed on their own), parrots and songbirds are altricial (e.g., hatchlings are fed by their parents). We here consider how developmental modes may limit and facilitate specific changes in the mechanisms of brain development. We suggest that altriciality facilitates the evolution of telencephalic expansion by delaying telencephalic neurogenesis. We further hypothesize that delays in telencephalic neurogenesis generate delays in telencephalic maturation, which in turn foster neural adaptations that facilitate learning. Specifically, we propose that delaying telencephalic neurogenesis was a prerequisite for the evolution of neural circuits that allow parrots and songbirds to produce learned vocalizations. Overall, we argue that developmental modes have influenced how some lineages of birds increased the size of their telencephalon and that this, in turn, has influenced subsequent changes in brain circuits and behavior.

Indexed as

birddevelopmentevolutionmodeproliferation

Identifiers

PMID21369349
PMCPMC3037498

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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.