Attributes / relations provided by
♦ 1Making The Forest And Tundra Wildlife Connection♦ 2Phenacomys ungava (Rodentia: Cricetidae), JANET K. BRAUN, SARA B. GONZALEZ-PEREZ, GARRETT M. STREET, JENNIE M. MOOK, AND NICHOLAS J. CZAPLEWSKI, MAMMALIAN SPECIES 45(899):18–29 (2013)
♦ 3National Geographic Magazine - May 2016 - Yellowstone - The Carnivore Comeback