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Related Concept Videos

Evolutionary Psychology01:20

Evolutionary Psychology

Evolutionary psychology explores the origins of human behavior and mental processes by framing them within the context of natural selection, a theory famously propounded by Charles Darwin. This field asserts that many behaviors common across human societies — ranging from instinctive fear reactions to complex social interactions — arose as evolutionary adaptations. These adaptations enhanced the survival and reproductive success of our ancestors, thereby becoming embedded in the human psyche...
Convergent Evolution01:54

Convergent Evolution

Evolution shapes the features of organisms over time, ensuring that they are suited for the environments in which they live. Sometimes, selection pressure leads to the rise of similar but unrelated adaptations in organisms with no recent common ancestors, a process known as convergent evolution.
Criticisms of the Evolutionary Perspective01:23

Criticisms of the Evolutionary Perspective

In a study where individuals posing as strangers offered compliments and proposed casual sex to students, the responses differed significantly based on gender. Not a single woman accepted the proposal, while 70% of the men agreed. This outcome provides a useful scenario to explore through the lens of evolutionary psychology and social learning theory, highlighting the diverse perspectives on human sexual behaviors.
Evolutionary psychology provides one explanation for these findings, suggesting...
What is Evolutionary History?02:35

What is Evolutionary History?

Scientists record evolutionary history by analyzing fossil, morphological, and genetic data. The fossil record documents the history of life on Earth and provides evidence for evolution. However, both fossil and living organisms offer evidence that outlines Earth’s evolutionary history.
Clearance Models: Physiological Models01:09

Clearance Models: Physiological Models

Drug clearance is a critical pharmacokinetic process involving the irreversible removal of drugs from the body through various organs over a specified time period. Physiological models are indispensable in determining organ-specific clearance, defined by the proportion of the drug eliminated per unit of time from the organ's blood volume.
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Evolution of New Traits in Microbes01:24

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Resurrection of Dormant Daphnia magna: Protocol and Applications
07:37

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Published on: January 19, 2018

Evolutionary rescue beyond the models.

Richard Gomulkiewicz1, Ruth G Shaw

  • 1School of Biological Sciences, Washington State University, Pullman, WA 99164, USA. gomulki@wsu.edu

Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences
|December 5, 2012
PubMed
Summary
This summary is machine-generated.

Evolutionary rescue, the process where populations adapt to survive environmental changes, is better understood through models. Applying these insights to natural populations remains a key challenge for predicting persistence.

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Area of Science:

  • Ecology
  • Evolutionary Biology
  • Population Dynamics

Background:

  • Laboratory and mathematical models have advanced understanding of evolutionary rescue.
  • Predicting evolutionary rescue success in natural populations facing novel conditions is crucial but challenging.

Purpose of the Study:

  • To outline a strategy for applying current evolutionary rescue knowledge to wild populations.
  • To bridge the gap between model-based insights and real-world ecological predictions.

Main Methods:

  • Review of experimental and theoretical findings on evolutionary rescue.
  • Discussion of challenges in inferring evolutionary rescue dynamics in natural settings.

Main Results:

  • Evolutionary rescue is driven by the interaction of inheritance and fitness in changing environments.
  • Understanding these dynamics is key to predicting population persistence.

Conclusions:

  • Transferring model-based understanding of evolutionary rescue to natural populations is a critical next step.
  • Integrating evolutionary rescue with ecological and developmental mechanisms offers a comprehensive view of population persistence.