Wolf Prey – Beaver (Castor spp.) North American

The forgotten prey of an iconic predator: a review of interactions between grey wolves Canis lupus and beavers Castor spp.
TD Gable, SK Windels, MC Romanski… – Mammal …, 2018 – Wiley Online Library

Where and How Wolves (Canis lupus) Kill Beavers (Castor canadensis); Thomas D. Gable, Steve K. Windels, John G. Bruggink, Austin T. Homkes; PLOS; December 19, 2016

Natural and historical variability in fluvial processes, beaver activity, and climate in the Greater Yellowstone Ecosystem; L Persico, G Meyer – Earth Surface Processes and Landforms, 2013 – Wiley Online Library

The history and current status and distribution of beavers in Yellowstone National Park
DW Smith, DB Tyers – Northwest Science, 2012 – BioOne

Aspen and willow restoration using beaver on the northern Yellowstone winter range
SD McColley, DB Tyers, BF Sowell – Restoration Ecology, 2012 – Wiley Online Library