Diet Overlap

Empidonax alnorum (Alder Flycatcher)
Empidonax minimus (Least Flycatcher)

Common Diet

Aralia spinosa (devil's walkingstick)

Common Habitat

Acadia National Park
Alberta Mountain forests
Alberta-British Columbia foothills forests
Algonquin Provincial Park
Allegheny Highlands forests
Apostle Islands National Lakeshore
Appalachian mixed mesophytic forests
Appalachian-Blue Ridge forests
Arkansas Post National Memorial
Banff National Park
Belizean pine forests
Bombay Hook National Wildlife Refuge
Bruce Peninsula National Park
Calvin College Ecosystem Preserve
Canaveral National Seashore
Cape Breton Highlands National Park
Cape Cod National Seashore
Cedar Creek LTER Site
Central American Atlantic moist forests
Central American dry forests
Central American montane forests
Central American pine-oak forests
Central Canadian Shield forests
Champlain-Adirondack Biosphere Reserve
Chesapeake & Ohio Canal National Hist. Park
Chiapas Depression dry forests
Chiapas montane forests
Chimalapas montane forests
Costa Rican seasonal moist forests
Coweeta Hydrologic Laboratory LTER Site
Crosswinds Marsh
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
Forillon National Park
Fraser Plateau and Basin complex
Fundy National Park
Gateway National Recreation Area
George Washington Memorial Parkway
Glacier National Park
Grandfather Mountain
Great Smoky Mountains National Park
Great Swamp National Wildlife Refuge
Gros Morne National Park
Gulf of St. Lawrence lowland forests
Homestead National Monument of America
Horicon National Wildlife Refuge
Hubbard Brook Biosphere Reserve
Indiana Dunes National Lakeshore
Isle Royale Biosphere Reserve
Isthmian-Atlantic moist forests
Isthmian-Pacific moist forests
Jasper National Park
Jean Lafitte National Hist. Park & Preserve
Kejimkujik National Park
Kluane National Park and Reserve
Kootenay National Park
Kouchibouguac National Park
La Mauricie National Park
Lake Superior Provincial Park
Land Between the Lakes Biosphere Reserve
Long Point Biosphere Reserve
Madrean Pine-Oak Woodlands
Maya
Mesoamerica
Mid-Continental Canadian forests
Midwestern Canadian Shield forests
Mingan Archipelago National Park Reserve
Miskito pine forests
Mount Revelstoke National Park
Muskwa-Slave Lake forests
Nahanni National Park Reserve
New England-Acadian forests
Niagara Escarpment Biosphere Reserve
North America
North Central Rockies forests
Northeastern coastal forests
Northern Canadian Shield taiga
Northern Cordillera forests
Northwest Territories taiga
Oaxacan montane forests
Ocmulgee National Monument
Ogilvie-MacKenzie alpine tundra
Pantanos de Centla
Petén-Veracruz moist forests
Pictured Rocks National Lakeshore
Point Pelee National Park
Prince Albert National Park
Prince Edward Island National Park
Pukaskwa National Park
Redberry Lake Biosphere Reserve
Reserve de la Biosphere de Charlevoix
Riding Mountain Biosphere Reserve
Rondeau Provincial Park
Roosevelt Vanderbilt National Historic Site
Saint Croix International Historic Site
Saint Lawrence Islands National Park
Saratoga National Historical Park
Sierra de los Tuxtlas
Sierra Madre de Chiapas moist forest
Sierra Madre de Oaxaca pine-oak forests
Sierra Madre Oriental pine-oak forests
Sleeping Bear Dunes National Lakeshore
Southern Appalachian Biosphere Reserve
Southern Great Lakes forests
Southern Hudson Bay taiga
Southwest Nova Biosphere Reserve
Talamancan montane forests
Tamaulipan matorral
Tamaulipan mezquital
Tawas Point State Park
Terra Nova National Park
Tikal National Park
Upper Midwest forest-savanna transition
Upper Miss. River Nat'l Wildlife Refuge
Veracruz dry forests
Veracruz moist forests
Veracruz montane forests
Virginia Coast Biosphere Reserve
Voyageurs National Park
Waterton Biosphere Reserve
Western Great Lakes forests
Western Michigan University’s Asylum Lake
Wood Buffalo National Park
Woodland Caribou Provincial Wilderness Park
Yoho National Park
Yukon Interior dry forests

Attributes / relations provided by
1Characteristics of Some Fruiting Plant Species in Northwest Arkansas, and the Avian Assemblages that Feed on Them, John W. Prather, Kimberly G. Smith, Michael A. Mlodinow, Cecilia M. Riley, Journal of the Arkansas Academy of Science,Vol. 54, 2000, pp. 103-108