Diet Overlap

Sciurus niger (eastern fox squirrel)
Microtus pinetorum (woodland vole)

Common Diet

Quercus macrocarpa (Burr Oak)

Common Habitat

Allegheny Highlands forests
Appalachian mixed mesophytic forests
Appalachian-Blue Ridge forests
Big Thicket Biosphere Reserve
Blackwater National Wildlife Refuge
Buffalo National River
Carolinian-South Atlantic Biosphere Reserve
Central and Southern mixed grasslands
Central forest-grasslands transition
Central Gulf Coastal Plain Biosphere Reserve
Central tall grasslands
Central U.S. hardwood forests
Chickasaw National Recreation Area
Coweeta Hydrologic Laboratory LTER Site
East Central Texas forests
Edwards Plateau savanna
Edwin S. George Reserve
Flint Hills tall grasslands
Great Smoky Mountains National Park
Horseshoe Bend National Military Park
Hot Springs National Park
Indiana Dunes National Lakeshore
Land Between the Lakes Biosphere Reserve
Little River National Wildlife Refuge
Mammoth Cave Area Biosphere Reserve (Natn'l Park)
Middle Atlantic coastal forests
Mississippi lowland forests
North America
Northeastern coastal forests
Okefenokee National Wildlife Refuge
Ozark Mountain forests
Ozark National Scenic Riverways
Piney Woods forests
Santee Coastal Reserve and Washo Reserve
Shiloh National Military Park
Sleeping Bear Dunes National Lakeshore
Southeastern conifer forests
Southeastern mixed forests
Southern Appalachian Biosphere Reserve
Southern Great Lakes forests
Texas blackland prairies
Upper Midwest forest-savanna transition
Upper Miss. River Nat'l Wildlife Refuge
Western Great Lakes forests
Western Gulf Coastal grasslands
Wheeler National Wildlife Refuge

Attributes / relations provided by
♦ 1Geographic variation in walnut seed size correlates with hoarding behaviour of two rodent species, N. Tamura and F. Hayashi, Ecol Res (2008) 23: 607–614
♦ 2Microtus pinetorum, Michael J. Smolen, Mammalian Species No. 147, pp. 1-7 (1981)