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Douglas W. Smith

Researcher at National Park Service

Publications -  83
Citations -  8775

Douglas W. Smith is an academic researcher from National Park Service. The author has contributed to research in topics: Population & Canis. The author has an hindex of 36, co-authored 72 publications receiving 7681 citations.

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Trophic cascades among wolves, elk and aspen on Yellowstone National Park’s northern range

TL;DR: Monitoring of aspen stands in Yellowstone National Park to determine if reintroduced wolves are influencing elk browsing patterns and aspen regeneration through a trophic cascades interaction appears to have altered elk foraging behaviors.
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Yellowstone after Wolves

TL;DR: It is argued that comprehensive ecological research and monitoring should be an essential long-term component of the management of Yellowstone National Park, and it is predicted that wolf restoration will have similar effects to a degree, reducing elk and coyote density.
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Molecular and Evolutionary History of Melanism in North American Gray Wolves

TL;DR: The melanistic K locus mutation in North American wolves derives from past hybridization with domestic dogs, has risen to high frequency in forested habitats, and exhibits a molecular signature of positive selection as discussed by the authors.
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Trophic facilitation by introduced top predators: grey wolf subsidies to scavengers in Yellowstone National Park

TL;DR: It is demonstrated that wolves increase the time period over which carrion is available, and change the variability in scavenge from a late winter pulse dependent primarily on abiotic environmental conditions to one that is relatively constant across the winter and primarily dependent on wolf demographics.