Scent Marking Mediates Spatial Interactions between Two Sympatric Mesocarnivores in Central Mongolia
Understanding how carnivores coexist is essential for conserving diverse predator communities, yet interactions between smaller carnivores are often difficult to observe directly. Scent marks offer a window into these hidden interactions because they leave information at sites that animals may visit at different times. Our study shows that Pallas’s cats and red foxes use marking sites differently in the Mongolian steppe, revealing a pattern consistent with spatial avoidance by Pallas’s cats. This matters because the influence of a widespread generalist such as the red fox may extend beyond direct encounters and affect how a more specialized carnivore uses shared marking sites. Recognizing these less visible interactions can improve our understanding of how carnivore communities are structured and help guide future research and conservation of Pallas’s cats and other mesocarnivores in steppe ecosystems.
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