Behavioural Early Warning Signals for Population Collapse Under Climate Extremes and Predicting Vulnerability in Species

Behavioural Early Warning Signals for Population Collapse Under Climate Extremes and Predicting Vulnerability in Species

Authors

  • Dr. Marisha Ani Das Assistant Professor, Department of Management Studies, Easwari Engineering College, Chennai, Tamil Nadu, India https://orcid.org/0000-0001-6304-7920
  • Agnetha Christobel Department of Management Studies, Easwari Engineering College, Chennai, Tamil Nadu, India
  • Deepadarshini Department of Management Studies, Easwari Engineering College, Chennai, Tamil Nadu, India
  • Madeeha Jeffrin Department of Management Studies, Easwari Engineering College, Chennai, Tamil Nadu, India
  • Prashanth Department of Management Studies, Easwari Engineering College, Chennai, Tamil Nadu, India
  • Vinisha Department of Management Studies, Easwari Engineering College, Chennai, Tamil Nadu, India

DOI:

https://doi.org/10.70102/AEJ.2025.17.4.48

Keywords:

Behavioral early warning signals, Population collapse, Climate extremes, Species vulnerability, Ecological tipping points, Conservation forecasting, Climate adaptation.

Abstract

Problem: The biodiversity of the world is today undergoing unprecedented pressure due to climate
extremes, which cause sudden population explosions, which the conventional monitoring mechanisms
tend to predict. Traditional Early Warning Signals (EWS) are usually based on numerical abundance
information, which is usually reflected until a population reaches a critical tipping point. This
introduces a lag in detection, which makes conservation efforts reactive and not proactive.
Methodology: The study hypothesizes a new predictive model by combining behaviors measures
including foraging efficiency, timing of reproduction, and migratory changes as the key antecedents
of collapse. Using a combination of evolutionary genomics information and physiological thresholds,
examine the sensitivity of behavioral plasticity in a variety of taxa, that is, land vertebrates, freshwater
fish, and pollinators. Particularly investigate the change in steady states to tipping points by modelling
the effects of extreme thermal events on life-history strategies and dynamics of human-wildlife
conflicts. Findings: The discussion shows that EWS behavioral are a more direct diagnostic measure
compared to mortality rates. As an example, temperatures that cause sterilization or forging failure
will reach higher threshold temperatures much sooner than lethal temperatures, providing more time
to intervene. Discover that behavior change in community stability is the earliest quantifiable answer
to climate-induced range change in both seasonal and desert biomes. Moreover, the findings show that
ecosystem cascading failures in the loss of these types of behavioral functions include decreased seed
dispersal and disturbed pest interactions in agricultural landscapes.
Conclusion: The incorporation of behavioral modeling into ecological forecasting greatly increases
the precision of vulnerability predictions. This study offers a reliable predictive curve of wildlife
control, which moves the emphasis from recording extinction to wildlife prevention by identifying
behavioral indicators in their early stage.

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Published

2025-12-29

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