Diet Overlap

Branta canadensis (Canada Goose) Passer domesticus (House Sparrow)

Common Diet

Poa pratensis (Kentucky bluegrass)

Common Habitat

Acadia National Park Algonquin Provincial Park Alto Golfo de California y Delta del Rio Colorado Amistad National Recreation Area Antietam National Battlefield Anza-Borrego Desert State Park, CA Apostle Islands National Lakeshore Arches National Park Arkansas Post National Memorial Atlantic mixed forests Audubon National Wildlife Refuge Badlands National Park Baltic mixed forests Bandelier National Monument Banff National Park Berchtesgaden Alps Big Bend Biosphere Reserve Big Morongo Canyon Preserve Big Thicket Biosphere Reserve Bighorn Canyon National Recreation Area Blackwater National Wildlife Refuge Bombay Hook National Wildlife Refuge Bruce Peninsula National Park Bryce Canyon National Park Buffalo National River Cabrillo National Monument Caerlaverock National Nature Reserve Caledon conifer forests California Coast Ranges Biosphere Reserve Calvin College Ecosystem Preserve Canaveral National Seashore Canyonlands National Park Cape Breton Highlands National Park Cape Cod National Seashore Cape Hatteras National Seashore Cape Lookout National Seashore Cape Romain National Wildlife Refuge Capital Reef National Park Capulin Volcano National Monument Carlsbad Caverns National Park Carolinian-South Atlantic Biosphere Reserve Carrizo Plain Preserve Catoctin Mountain Park Caucasus Cedar Creek LTER Site Celtic broadleaf forests Central European mixed forests Central Gulf Coastal Plain Biosphere Reserve Central Plains Biosphere Reserve Champlain-Adirondack Biosphere Reserve Channel Islands National Marine Sanctuary Channel Islands National Park Chattahoochee River National Recreation Area Chickasaw National Recreation Area Chippewa Nature Center Coachella Valley Preserve Colonial National Historic Park Congaree Swamp National Park Cosumnes River Preserve Crater Lake National Park Craters of the Moon National Monument Creighton Ranch Preserve Crosswinds Marsh Curecanti National Recreation Area Cuyahoga Valley National Park De Soto National Wildlife Refuge Death Valley National Park Deer Flat National Wildlife Refuge Dinosaur National Monument DOÑANA Dye Creek Preserve Edwin S. George Reserve Effigy Mounds National Monument Elk Island National Park Elkhorn Slough Preserve English Lowlands beech forests Farallon National Wildlife Refuge Fathom Five National Marine Park Felsenthal National Wildlife Refuge Fire Island National Seashore Florida Keys National Marine Sanctuary Forillon National Park Fort Bowie National Historic Site Fort Larned National Historic Site Fort Pulaski National Monument Fossil Butte National Monument Fundy National Park Gateway National Recreation Area George WA Carver National Monument George Washington Birthplace National Monument Georgian Bay Islands National Park Gettysburg National Military Park Glen Canyon National Recreation Area Golden Gate National Recreation Area Grand Canyon National Park Grasslands National Park Gray Lodge State Wildlife Area Great Basin National Park Great Smoky Mountains National Park Great Swamp National Wildlife Refuge Greenwater Provincial Park Gros Morne National Park Homestead National Monument of America Hopewell Furnace National Historic Site Hot Springs National Park Hovenweep National Monument Hubbard Brook Biosphere Reserve Indiana Dunes National Lakeshore Isle of Rum National Nature Reserve Jasper National Park Jepson Prairie Preserve Joshua Tree National Park Kaloko-Honokohau National Historical Park Kaweah Oaks Preserve Kellogg Biological Station LTER Site Kern River Preserve Knife River Indian Villages National Hist. Site Kootenay National Park Kouchibouguac National Park La Mauricie National Park Lacassine National Wildlife Refuge Lake Meredith National Recreation Area Lake Roosevelt National Recreation Area Lake Superior Provincial Park Land Between the Lakes Biosphere Reserve Laplandskiy Biosphere Reserve Lava Beds National Monument Little St. Simons Island Long Point Biosphere Reserve Mesa Verde National Park Mingan Archipelago National Park Reserve Mojave and Colorado Deserts Biosphere Reserve Mongolian-Manchurian grassland Morristown National Historical Park National Capital Parks - Central National Capital Region - East Neusiedler See-Osterreichischer Teil New Jersey Pinelands Biosphere Reserve New River Gorge National River Nez Perce National Historical Park Niagara Escarpment Biosphere Reserve North America North Norfolk Coast Biosphere Reserve Northern Anatolian conifer and deciduous forests Oak Ridge National Environmental Research Park Ocmulgee National Monument Okefenokee National Wildlife Refuge Okskiy Biosphere Reserve Olympic Biosphere Reserve Organ Pipe Cactus Biosphere Reserve Ozark National Scenic Riverways Pacific Rim National Park Reserve Padre Island National Seashore Paine Preserve Palava Protected Landscape Area Philip L. Boyd Deep Canyon Desert Research Center Pictured Rocks National Lakeshore Pipe Spring National Monument Pipestone National Monument Point Pelee National Park Point Reyes National Seashore Prince Albert National Park Prince Edward Island National Park Pukaskwa National Park Redberry Lake Biosphere Reserve Redwood National Park Riding Mountain Biosphere Reserve Rocky Mountain Biosphere Reserve Rondeau Provincial Park Ruegen Saguaro National Park Saint Croix International Historic Site Saint Lawrence Islands National Park Saint-Gaudens National Historic Site Salminlahti San Joaquin Biosphere Reserve Santa Cruz Island Preserve Santa Monica Mountains National Recreation Area Saratoga National Historical Park Sarmatic mixed forests Scandinavian and Russian taiga Scandinavian Montane Birch forest and grasslands Scotts Bluff National Monument Sequoia and Kings Canyon Biosphere Reserve Sevilleta LTER Site Shortgrass Steppe LTER Site Sleeping Bear Dunes National Lakeshore South Atlantic Coastal Plain Biosphere Reserve Southern Appalachian Biosphere Reserve St. Kilda National Nature Reserve Tawas Point State Park Tennessee River Gorge Terra Nova National Park Tonto National Monument Upper Miss. River Nat'l Wildlife Refuge Valley Forge National Historical Park Vicksburg National Military Park Virginia Coast Biosphere Reserve Voyageurs National Park Wapusk National Park Waterton Biosphere Reserve Western European broadleaf forests Western Michigan University’s Asylum Lake Wheeler National Wildlife Refuge Whiskey-Shasta-Trinity National Recreation Area White Sands National Monument Wilson's Creek National Battlefield Wind Cave National Park Wood Buffalo National Park Yellowstone Biosphere Reserve Yoho National Park Zion National Park