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Estimation of population abundance is one of the most difficult tasks in wildlife management. In case of forest−dwelling ungulates, none of the currently available survey methods is satisfying in terms of accuracy, precision, and cost−effectiveness. Therefore, we propose a new method of ungulate monitoring based on distance sampling and using unmanned aerial vehicles equipped with thermal infrared...
The 20th century extensive range expansion of coyote Canis latrans throughout North America may impose negative effects on native carnivores. We investigated the interspecific niche relationships to assess potential for competition between sympatric coyote and a similar‐sized felid – bobcat Lynx rufus – throughout the highland zones (elevation >1000 m) of Olympic National Park, Olympic Peninsula,...
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