Diet Overlap

Aix sponsa (Wood Duck) Ondatra zibethicus (muskrat)

Common Diet

Acer rubrum (red maple) Bidens frondosa (Devil's Beggarticks) Carex stricta (upright sedge) Phragmites australis (common reed) Pontederia cordata (Pickerel Weed) Potamogeton lucens (long-leaf pondweed) Quercus alba (White Oak) Scirpus cyperinus (Woolly Grass Bulrush) Ulmus americana (American elm) Utricularia macrorhiza (greater bladderwort) Zizania aquatica (annual wildrice)

Common Habitat

Acadia National Park Agate Fossil Beds National Monument 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 Assateague Island National Seashore Atlantic coastal pine barrens Audubon National Wildlife Refuge Badlands National Park Banff National Park Big Thicket Biosphere Reserve Bighorn Canyon National Recreation Area Blackwater National Wildlife Refuge Blue Mountains forests Bombay Hook National Wildlife Refuge British Columbia mainland coastal forests Bruce Peninsula National Park Buffalo National River California Central Valley grasslands 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 Carlsbad Caverns National Park Cascade Mountains leeward forests Catoctin Mountain Park Cedar Creek LTER Site Central and Southern Cascades forests Central and Southern mixed grasslands Central forest-grasslands transition Central Pacific coastal forests 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 Cosumnes River Preserve Crater Lake National Park Cuyahoga Valley National Park De Soto National Wildlife Refuge Deer Flat National Wildlife Refuge Devils Tower National Monument Dinosaur National Monument East Central Texas forests Eastern Cascades forests 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 Flint Hills tall grasslands Friendship Hill National Historic Site Fundy National Park Gateway National Recreation Area George Washington Memorial Parkway Georgian Bay Islands National Park Gettysburg National Military Park Glacier National Park Great Basin National Park Great Smoky Mountains National Park Great Swamp National Wildlife Refuge Greenwater Provincial 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 Indiana Dunes National Lakeshore Isle Royale Biosphere Reserve Jean Lafitte National Hist. Park & Preserve Kejimkujik National Park Kejimkujik Seaside Adjunct Klamath-Siskiyou forests Knife River Indian Villages National Hist. Site Konza Prairie Biosphere Reserve Kouchibouguac National Park La Mauricie National Park Lacassine National Wildlife Refuge Lake Chelan National Recreation Area Lake Mead National Recreation Area Lake Meredith National Recreation Area Lake Roosevelt National Recreation Area Lake Superior Provincial Park Land Between the Lakes Biosphere Reserve Lassen Volcanic National Park Lava Beds National Monument 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 Montana Valley and Foothill grasslands Morristown National Historical Park Mount Arrowsmith Mount Revelstoke National Park Nebraska Sand Hills mixed grasslands New England-Acadian forests New Jersey Pinelands Biosphere Reserve New River Gorge National River Niagara Escarpment Biosphere Reserve North America North Central Rockies forests Northeastern coastal forests Northern California coastal forests Northern mixed grasslands Northern short grasslands Northern tall grasslands Oak Ridge National Environmental Research Park Okanagan dry forests Olympic Biosphere Reserve Ozark Mountain forests Ozark National Scenic Riverways Palouse grasslands Piney Woods forests Pipestone National Monument Point Pelee National Park Point Reyes National Seashore Prince Albert National Park Prince Edward Island National Park Puget lowland forests Pukaskwa National Park Redwood National Park 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 San Joaquin Biosphere Reserve Saratoga National Historical Park Scotts Bluff National Monument Sevilleta LTER Site Shortgrass Steppe LTER Site Sierra Nevada forests Sleeping Bear Dunes National Lakeshore Snake-Columbia shrub steppe Sonoran desert South Atlantic Coastal Plain Biosphere Reserve South Central Rockies forests Southeastern conifer forests Southeastern mixed forests Southern Appalachian Biosphere Reserve Southern Great Lakes forests Southwest Nova Biosphere Reserve Tennessee River Gorge Texas blackland prairies Upper Midwest forest-savanna transition Upper Miss. River Nat'l Wildlife Refuge Valley Forge National Historical Park Voyageurs 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 Whiskey-Shasta-Trinity National Recreation Area Willamette Valley forests Wyoming Basin shrub steppe Yellowstone Biosphere Reserve Yoho National Park Zion National Park