From fences to roads: changes in barrier behaviour of Mongolian gazelle across different types of linear infrastructure in Mongolia
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View abstract on PubMed
Summary
This summary is machine-generated.Mongolian gazelles avoid fences, a major obstacle. Paved roads also act as barriers, especially with high traffic. Understanding these behaviors helps mitigate wildlife impacts from linear infrastructure.
Area Of Science
- Wildlife ecology
- Conservation biology
- Behavioral ecology
Background
- Linear infrastructure like roads and fences fragment habitats, impeding wildlife migration.
- Understanding animal responses to barriers is crucial for effective mitigation strategies.
Purpose Of The Study
- To compare fine- and broad-scale behavioral responses of Mongolian gazelles to various anthropogenic barriers.
- To identify how barrier permeability influences gazelle behavior and movement patterns.
Main Methods
- Classified fine-scale behaviors of 62 Mongolian gazelles across different barrier types, seasons, and times of day.
- Measured broad-scale movement patterns, including interaction duration and crossing success rates along linear infrastructure.
Main Results
- Gazelle behavior varied significantly with barrier permeability; fences were major obstacles.
- Gazelles displayed 'bouncing' behavior at paved roads similar to fences, indicating roads can be semi-permeable barriers.
- Broad-scale movements showed gazelles traveled extensively along fences (avg. 40.2 km, up to 211.6 km) before crossing or moving away.
Conclusions
- Fine- and broad-scale behavioral responses are essential for designing effective mitigation for linear infrastructure.
- Conservation strategies for steppe ungulates must consider gazelle responses to barrier permeability and scale of movement.
- Identifying long-distance tracing movements helps pinpoint high-impact barrier zones for infrastructure planning.
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