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In elephants, the resilience of communities has its limits

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Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 13/11/2026, 20:13:23 UTC.

Briefings

A new study by UC San Diego researchers analyzing 12 years of data on wild Asian elephants in Sri Lanka found that community resilience fails when steady losses accumulate. Unlike previous findings where survivors rebuilt connections, the study shows societies fracture once outflow exceeds inflow. This research challenges long-held assumptions about elephant social stability and highlights the limits of natural community recovery mechanisms.

Key points

• Wild Asian elephants in Sri Lanka showed societal fracture when outflow exceeded inflow over 12 years of observation.
• Accidental Udawalawe National Park creation in the 1970s created a reservoir that altered elephant movement patterns.

Context

Research on elephant social dynamics has long focused on how communities recover after individual deaths or poaching events. This study represents a shift in understanding, examining whether resilience persists when losses become steady rather than episodic.

Limitations

Data covers only 12 years of observations from a single location in Sri Lanka. The study does not account for other environmental factors or human activities beyond poaching. Long-term trends beyond the observation period remain unmeasured.

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