Diet Overlap

Zonotrichia albicollis (White-throated Sparrow) Ondatra zibethicus (muskrat)

Common Diet

Acer rubrum (red maple) Panicum virgatum (old switch panic grass) Toxicodendron radicans (poison ivy) Ulmus americana (American elm)

Common Habitat

Acadia National Park Alberta Mountain forests Alberta-British Columbia foothills forests Algonquin Provincial Park Allegheny Highlands forests Amistad National Recreation Area Antietam National Battlefield Apostle Islands National Lakeshore Appalachian mixed mesophytic forests Appalachian-Blue Ridge forests Arches National Park Arizona Mountains forests Assateague Island National Seashore Atlantic coastal pine barrens Audubon National Wildlife Refuge Badlands National Park Bandelier National Monument Banff National Park Bighorn Canyon National Recreation Area Blackwater National Wildlife Refuge Bombay Hook National Wildlife Refuge Bruce Peninsula National Park Buffalo National River California Coast Ranges Biosphere Reserve California Floristic Province California interior chaparral and woodlands California montane chaparral and woodlands Calvin College Ecosystem Preserve Canyonlands National Park Cape Breton Highlands National Park Cape Cod National Seashore Cape Hatteras National Seashore Capital Reef National Park Carlsbad Caverns National Park Catoctin Mountain Park Cedar Creek LTER Site Central and Southern mixed grasslands Central British Columbia Mountain forests Central Canadian Shield forests Central forest-grasslands transition Central tall grasslands Central U.S. hardwood forests Champlain-Adirondack Biosphere Reserve Chickasaw National Recreation Area Chihuahuan desert Chippewa Nature Center Colorado Plateau shrublands Colorado Rockies forests Congaree Swamp National Park Coweeta Hydrologic Laboratory LTER Site Cuyahoga Valley National Park De Soto National Wildlife Refuge Devils Tower National Monument East Central Texas forests Eastern Canadian forests Eastern Canadian Shield taiga Eastern forest-boreal transition Eastern Great Lakes lowland forests Edwin S. George Reserve Effigy Mounds National Monument Elk Island National Park Fathom Five National Marine Park Fire Island National Seashore Flint Hills tall grasslands Friendship Hill National Historic Site Fundy National Park Gateway National Recreation Area George Washington Birthplace National Monument George Washington Memorial Parkway Georgian Bay Islands National Park Gettysburg National Military Park Grasslands National Park Great Basin National Park Great Smoky Mountains National Park Great Swamp National Wildlife Refuge Greenwater Provincial Park Gros Morne National Park Gulf of St. Lawrence lowland forests Gwaii Haanas National Park Reserve Herbert Hoover National Historic Site Homestead National Monument of America Horseshoe Bend National Military Park Hot Springs National Park Hubbard Brook Biosphere Reserve Indiana Dunes National Lakeshore Isle Royale Biosphere Reserve Jasper National Park Jean Lafitte National Hist. Park & Preserve Kejimkujik National Park Kejimkujik Seaside Adjunct Knife River Indian Villages National Hist. Site Konza Prairie Biosphere Reserve Kouchibouguac National Park La Mauricie National Park Lacassine National Wildlife Refuge Lake Mead National Recreation Area Lake Meredith National Recreation Area Lake Superior Provincial Park Land Between the Lakes Biosphere Reserve Long Point Biosphere Reserve Mammoth Cave Area Biosphere Reserve (Natn'l Park) Mid-Continental Canadian forests Middle Atlantic coastal forests Midwestern Canadian Shield forests Mingan Archipelago National Park Reserve Mississippi lowland forests Morristown National Historical Park Mount Arrowsmith Muskwa-Slave Lake forests Nahanni National Park Reserve New England-Acadian forests New Jersey Pinelands Biosphere Reserve New River Gorge National River Newfoundland Highland forests Niagara Escarpment Biosphere Reserve North America Northeastern coastal forests Northern California coastal forests Northern Canadian Shield taiga Northern Cordillera forests Northern tall grasslands Northwest Territories taiga Oak Ridge National Environmental Research Park Ogilvie-MacKenzie alpine tundra Ozark Mountain forests Ozark National Scenic Riverways Piney Woods forests Pipestone National Monument Point Pelee National Park Point Reyes National Seashore Polar Bear Provincial Park Prince Albert National Park Prince Edward Island National Park Pukaskwa National Park Redberry Lake Biosphere Reserve Redwood National Park Reserve de la Biosphere de Charlevoix Riding Mountain Biosphere Reserve Rocky Mountain Biosphere Reserve Rondeau Provincial Park Roosevelt Vanderbilt National Historic Site Saint Lawrence Islands National Park Saint-Gaudens National Historic Site Saratoga National Historical Park Sevilleta LTER Site Shenandoah National Park Shortgrass Steppe LTER Site Sleeping Bear Dunes National Lakeshore South Atlantic Coastal Plain Biosphere Reserve South Avalon-Burin oceanic barrens Southeastern conifer forests Southeastern mixed forests Southern Appalachian Biosphere Reserve Southern Great Lakes forests Southern Hudson Bay taiga Southwest Nova Biosphere Reserve Tennessee River Gorge Terra Nova National Park Texas blackland prairies Upper Midwest forest-savanna transition Upper Miss. River Nat'l Wildlife Refuge Valley Forge National Historical Park Voyageurs National Park Wapusk National Park Waterton Biosphere Reserve Western Great Lakes forests Western Gulf Coastal grasslands Western Michigan University’s Asylum Lake Western short grasslands Wheeler National Wildlife Refuge Wood Buffalo National Park Woodland Caribou Provincial Wilderness Park Yellowstone Biosphere Reserve Zion National Park