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Morphospace.

Graham E Budd1

  • 1Department of Earth Sciences, Palaeobiology Programme, Uppsala University, SE 75236 Uppsala, Sweden.

Current Biology : CB
|October 12, 2021
PubMed
Summary

Evolution may have limits on the variety of forms it can produce. Researchers explore constraints on morphological evolution by mapping biodiversity within a quantitative framework called morphospace.

Area of Science:

  • Evolutionary biology
  • Morphology
  • Biodiversity

Background:

  • Charles Darwin noted the vast diversity of life.
  • Questions remain about whether this diversity is limitless or constrained.
  • Understanding the origins of morphological constraints is crucial.

Purpose of the Study:

  • To investigate the potential limitations on the variety of biological forms.
  • To explore the origins and nature of constraints in morphological evolution.
  • To quantitatively map evolutionary products within morphospace.

Main Methods:

  • Utilizing the concept of morphospace to frame evolutionary possibilities.
  • Analyzing the potential for morphological evolution to be unbounded (like Brownian motion) or constrained.

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  • Developing a quantitative framework to study the diversity of forms.

    • Main Results:

    • The study frames the question of evolutionary limits within the concept of morphospace.
    • It posits that morphological evolution may not be entirely unconstrained.
    • The research seeks to identify the sources of these potential constraints.

    Conclusions:

    • Biodiversity, while vast, may be subject to underlying constraints.
    • Morphospace provides a framework for quantitatively assessing these limitations.
    • Further research is needed to fully understand the nature and origin of evolutionary constraints.