D
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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Journal ArticleDOI
Status and ecological effects of the world's largest carnivores.
William J. Ripple,James A. Estes,Robert L. Beschta,Christopher C. Wilmers,Euan G. Ritchie,Mark Hebblewhite,Joel Berger,Bodil Elmhagen,Mike Letnic,Michael Paul Nelson,Oswald J. Schmitz,Douglas W. Smith,Arian D. Wallach,Aaron J. Wirsing +13 more
TL;DR: The status, threats, and ecological importance of the 31 largest mammalian carnivores globally are reviewed and a Global Large Carnivore Initiative is proposed to coordinate local, national, and international research, conservation, and policy.
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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.
Journal ArticleDOI
Molecular and Evolutionary History of Melanism in North American Gray Wolves
Tovi M. Anderson,Bridgett M. vonHoldt,Sophie I. Candille,Marco Musiani,Claudia Greco,Daniel R. Stahler,Douglas W. Smith,Badri Padhukasahasram,Ettore Randi,Jennifer A. Leonard,Carlos Bustamante,Elaine A. Ostrander,Hua Tang,Robert K. Wayne,Gregory S. Barsh +14 more
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.