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Behavioral indicators for conserving mammal diversity
Douglas W Morris1, Burt P Kotler, Joel S Brown
1Department of Biology, Lakehead University, Thunder Bay, Ontario, Canada. douglas.morris@lakeheadu.ca
Annals of the New York Academy of Sciences
|May 13, 2009
Summary
Adaptive behaviors offer leading indicators for mammal conservation, predicting population changes before they occur. Studying foraging and habitat use can guide effective strategies to prevent species extinction.
Area of Science:
- Conservation Biology
- Behavioral Ecology
- Wildlife Management
Background:
- Mammalian populations face significant threats from decline and extinction, necessitating effective conservation interventions.
- Traditional methods for identifying at-risk species often lag behind environmental changes.
- Adaptive behaviors, shaped by natural selection, serve as early warning signals for ecological shifts.
Purpose of the Study:
- To highlight adaptive behaviors as superior leading indicators for conservation compared to traditional methods.
- To demonstrate how studying behaviors like foraging and habitat selection can inform conservation strategies.
- To emphasize the importance of understanding the drivers of adaptive behaviors for future population sustainability.
Main Methods:
- Analyzing foraging behavior through measures like giving-up densities in artificial resource patches.
- Assessing adaptive habitat use patterns to determine habitat value and landscape dynamics.
- Comparing behavioral changes to population and environmental shifts to validate indicator potential.
Main Results:
- Giving-up densities reveal predation costs, habitat quality, and environmental richness.
- Habitat use patterns indicate habitat value, source-sink dynamics, and human disturbance effects.
- Behavioral changes precede population size fluctuations, offering a predictive advantage.
Conclusions:
- Adaptive behaviors provide crucial, early insights into ecological changes, outperforming traditional indicators.
- Conservation strategies should integrate research on adaptive behaviors to ensure long-term population viability.
- Understanding the evolutionary and ecological drivers of behavior is key to successful wildlife management and preventing extinction.
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