Diet Overlap

Ardea herodias (Great Blue Heron) Corvus brachyrhynchos (American Crow)

Common Diet

Ambystoma maculatum (Spotted Salamander) Eurycea guttolineata (Three-lined Salamander) Plestiodon fasciatus (Five-lined Skink) Tenodera aridifolia (Chinese mantid)

Common Habitat

Acadia National Park Agate Fossil Beds National Monument Alaska-St. Elias Range tundra Algonquin Provincial Park Allegheny Highlands forests Antietam National Battlefield Anza-Borrego Desert State Park, CA Apostle Islands National Lakeshore Appalachian mixed mesophytic forests Appalachian-Blue Ridge forests Arches National Park Arizona Mountains forests Arkansas Post National Memorial Assateague Island National Seashore Atlantic coastal pine barrens Audubon National Wildlife Refuge Aztec Ruins National Monument Badlands National Park Bandelier National Monument Banff National Park Beaver Creek Biosphere Reserve Bermuda subtropical conifer forests Big Cypress National Preserve Big Morongo Canyon Preserve Big Thicket Biosphere Reserve Bighorn Canyon National Recreation Area Blackbeard Island National Wildlife Refuge Blackwater National Wildlife Refuge Blue Mountains forests Boggs Lake Preserve Bombay Hook National Wildlife Refuge British Columbia mainland coastal forests Bruce Peninsula National Park Buffalo National River Cabrillo National Monument California Central Valley grasslands California Coast Ranges Biosphere Reserve California coastal sage and chaparral California Floristic Province California interior chaparral and woodlands California montane chaparral and woodlands Calvin College Ecosystem Preserve Canadian Aspen forests and parklands Cape Breton Highlands National Park Cape Cod National Seashore Cape Hatteras National Seashore Cape Lookout National Seashore Cape Romain National Wildlife Refuge Carlsbad Caverns National Park Carolinian-South Atlantic Biosphere Reserve Carrizo Plain Preserve Catoctin Mountain Park Cedar Creek LTER Site Central and Southern Cascades forests Central and Southern mixed grasslands Central Canadian Shield forests Central forest-grasslands transition Central Gulf Coastal Plain Biosphere Reserve Central Pacific coastal forests Central tall grasslands Central U.S. hardwood forests Champlain-Adirondack Biosphere Reserve Channel Islands National Marine Sanctuary Channel Islands National Park Chattahoochee River National Recreation Area Chesapeake & Ohio Canal National Hist. Park Chihuahuan desert Chippewa Nature Center Colonial National Historic Park Colorado Plateau shrublands Colorado Rockies forests Congaree Swamp National Park Cosumnes River Preserve Crater Lake National Park Craters of the Moon National Monument Creighton Ranch Preserve Crosswinds Marsh Cumberland Island National Seashore Curecanti National Recreation Area Cuyahoga Valley National Park De Soto National Wildlife Refuge Death Valley National Park Deer Flat National Wildlife Refuge Devils Tower National Monument Dinosaur National Monument Dye Creek Preserve East Central Texas forests Eastern Canadian forests Eastern Cascades forests Eastern forest-boreal transition Eastern Great Lakes lowland forests Edwards Plateau savanna Edwin S. George Reserve Effigy Mounds National Monument El Malpais National Monument Elk Island National Park Elkhorn Slough Preserve Everglades Fathom Five National Marine Park Felsenthal National Wildlife Refuge Fire Island National Seashore Flint Hills tall grasslands Florida Keys National Marine Sanctuary Forillon National Park Fort Caroline National Memorial Fort Larned National Historic Site Fort Matanzas National Monument Fort Necessity National Battlefield Fort Pulaski National Monument Fossil Butte National Monument Friendship Hill National Historic Site Fundy National Park Gateway National Recreation Area George WA Carver National Monument George Washington Birthplace National Monument George Washington Memorial Parkway Georgian Bay Islands National Park Gettysburg National Military Park Glacier National 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 montane forests Great Basin National Park Great Basin shrub steppe Great Smoky Mountains National Park Great Swamp National Wildlife Refuge Greenwater Provincial Park Gros Morne National Park Guadalupe Mountains National Park Gulf of St. Lawrence lowland forests Harvard Forest LTER Site Heath and Marjorie Angelo Coast Range Preserve Homestead National Monument of America Hope College Biology Nature Preserve Horicon National Wildlife Refuge Hovenweep National Monument Hubbard Brook Biosphere Reserve Indiana Dunes National Lakeshore Isle Royale Biosphere Reserve Jasper National Park Jean Lafitte National Hist. Park & Preserve Jepson Prairie Preserve Kaweah Oaks Preserve Kejimkujik National Park Kejimkujik Seaside Adjunct Kellogg Biological Station LTER Site Klamath-Siskiyou forests Knife River Indian Villages National Hist. Site Konza Prairie Biosphere Reserve Kootenay National Park 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 Lanphere-Christensen Dunes Preserve Lassen Volcanic National Park Lincoln Boyhood National Memorial Little River National Wildlife Refuge Little St. Simons Island Long Point Biosphere Reserve Mammoth Cave Area Biosphere Reserve (Natn'l Park) Manassas National Battlefield Park Mesa Verde National Park Mid-Continental Canadian forests Middle Atlantic coastal forests Midwestern Canadian Shield forests Mississippi lowland forests Mojave and Colorado Deserts Biosphere Reserve Mojave desert Montana Valley and Foothill grasslands Moores Creek National Battlefield Morristown National Historical Park Mount Revelstoke National Park Muir Woods National Monument National Capital Parks - Central National Capital Region - East Natural Bridges National Monument Navajo National Monument Nebraska Sand Hills mixed grasslands New England-Acadian forests New Jersey Pinelands Biosphere Reserve New River Gorge National River Nez Perce National Historical Park Niagara Escarpment Biosphere Reserve Nipomo Dunes Preserve North America North Central Rockies forests Northeastern coastal forests Northern California coastal forests Northern mixed grasslands Northern short grasslands Northern tall grasslands Northern transitional alpine forests Oak Ridge National Environmental Research Park Ocmulgee National Monument Okanagan dry forests Okefenokee National Wildlife Refuge Olympic Biosphere Reserve Ozark Mountain forests Ozark National Scenic Riverways Pacific Coastal Mountain icefields and tundra Paine Preserve Palouse grasslands Petrified Forest National Park Pictured Rocks National Lakeshore Piney Woods forests Pinnacles National Monument Pipe Spring National Monument Pipestone National Monument Point Pelee National Park Point Reyes National Seashore Prince Albert National Park Prince Edward Island National Park Prince William Forest Park Puget lowland forests Pukaskwa National Park Queen Charlotte Islands 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 Croix International Historic Site Saint Lawrence Islands National Park Saint-Gaudens National Historic Site Salt Plains National Wildlife Refuge Samuel P. Taylor State Park San Dimas Biosphere Reserve San Joaquin Biosphere Reserve San Juan Island National Historical Park Santa Monica Mountains National Recreation Area Santee Coastal Reserve and Washo Reserve Saratoga National Historical Park Scotts Bluff National Monument Sequoia and Kings Canyon Biosphere Reserve Sevilleta LTER Site Shortgrass Steppe LTER Site Sleeping Bear Dunes National Lakeshore Snake-Columbia shrub steppe 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 Sunset Crater Volcano National Monument Tawas Point State Park Tennessee River Gorge Terra Nova National Park Texas blackland prairies Thomas Stone National Historic Site Tomales Bay State Park Upper Midwest forest-savanna transition Upper Miss. River Nat'l Wildlife Refuge Valley Forge National Historical Park Vicksburg National Military Park Vina Plains Preserve Virginia Coast Biosphere Reserve Voyageurs National Park Wasatch and Uinta montane forests 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 White Sands National Monument Willamette Valley forests Wilson's Creek National Battlefield Wind Cave National Park Winisk River Provincial Park Woodland Caribou Provincial Wilderness Park Wupatki National Monument Wyoming Basin shrub steppe Yellowstone Biosphere Reserve Yoho National Park