Diet Overlap

Spinus tristis (American Goldfinch)
Baeolophus bicolor (Tufted Titmouse)

Common Diet

Ambrosia artemisiifolia (Common Ragweed)
Lonicera japonica (Chinese honeysuckle)
Malacosoma americana (Eastern tent caterpillar)
Pinus strobus (Eastern white pine)
Pinus virginiana (Virginia pine)

Common Habitat

Allegheny Highlands forests
Amistad National Recreation Area
Antietam National Battlefield
Appalachian mixed mesophytic forests
Appalachian-Blue Ridge forests
Arkansas Post National Memorial
Atlantic coastal pine barrens
Big Bend Biosphere Reserve
Big Thicket Biosphere Reserve
Blackbeard Island National Wildlife Refuge
Blackwater National Wildlife Refuge
Bombay Hook National Wildlife Refuge
Buffalo National River
Calvin College Ecosystem Preserve
Canaveral National Seashore
Cape Cod National Seashore
Cape Hatteras National Seashore
Cape Romain National Wildlife Refuge
Carl Sandburg Home National Hist. Site
Carolinian-South Atlantic Biosphere Reserve
Catoctin Mountain Park
Cedar Creek LTER Site
Central and Southern mixed grasslands
Central forest-grasslands transition
Central Gulf Coastal Plain Biosphere Reserve
Central tall grasslands
Central U.S. hardwood forests
Champlain-Adirondack Biosphere Reserve
Chattahoochee River National Recreation Area
Chesapeake & Ohio Canal National Hist. Park
Chickasaw National Recreation Area
Chihuahuan desert
Chippewa Nature Center
Colonial National Historic Park
Congaree Swamp National Park
Coweeta Hydrologic Laboratory LTER Site
Crosswinds Marsh
Cumberland Island National Seashore
Cuyahoga Valley National Park
East Central Texas forests
Eastern Great Lakes lowland forests
Edwards Plateau savanna
Edwin S. George Reserve
Effigy Mounds National Monument
Felsenthal National Wildlife Refuge
Flint Hills tall grasslands
Florida sand pine scrub
Fort Caroline National Memorial
Fort Davis National Historic Site
Fort Matanzas National Monument
Fort Necessity National Battlefield
Fort Pulaski National Monument
Friendship Hill National Historic Site
Gateway National Recreation Area
George WA Carver National Monument
George Washington Birthplace National Monument
George Washington Memorial Parkway
Gettysburg National Military Park
Grandfather Mountain
Great Smoky Mountains National Park
Great Swamp National Wildlife Refuge
Guadalupe Mountains National Park
Guilford Courthouse National Military Park
Harpers Ferry National Historical Park
Harvard Forest LTER Site
Homestead National Monument of America
Hopewell Furnace National Historic Site
Horseshoe Bend National Military Park
Hot Springs National Park
Hovenweep National Monument
Indiana Dunes National Lakeshore
Jean Lafitte National Hist. Park & Preserve
Kellogg Biological Station LTER Site
Konza Prairie Biosphere Reserve
Lacassine National Wildlife Refuge
Land Between the Lakes Biosphere Reserve
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
Middle Atlantic coastal forests
Mississippi lowland forests
Moores Creek National Battlefield
Morristown National Historical Park
Mount Mitchell State Park
National Capital Parks - Central
National Capital Region - East
New England-Acadian forests
New River Gorge National River
Niagara Escarpment Biosphere Reserve
North America
Northeastern coastal forests
Oak Ridge National Environmental Research Park
Obed Wild and Scenic River
Ocmulgee National Monument
Okefenokee National Wildlife Refuge
Ozark Mountain forests
Ozark National Scenic Riverways
Padre Island National Seashore
Piney Woods forests
Point Pelee National Park
Prince William Forest Park
Rock Creek Park
Rondeau Provincial Park
Roosevelt Vanderbilt National Historic Site
Saint Croix International Historic Site
Saint Lawrence Islands National Park
Salt Plains National Wildlife Refuge
Saratoga National Historical Park
Shenandoah National Park
Sleeping Bear Dunes National Lakeshore
South Atlantic Coastal Plain Biosphere Reserve
South Florida rocklands
Southeastern conifer forests
Southeastern mixed forests
Southern Appalachian Biosphere Reserve
Southern Great Lakes forests
Stones River National Battlefield
Tamaulipan mezquital
Tawas Point State Park
Tennessee River Gorge
Texas blackland prairies
Thomas Stone National Historic Site
Upper Midwest forest-savanna transition
Upper Miss. River Nat'l Wildlife Refuge
Valley Forge National Historical Park
Vicksburg National Military Park
Virginia Coast Biosphere Reserve
Western Great Lakes forests
Western Gulf Coastal grasslands
Western Michigan University’s Asylum Lake
Western short grasslands
Wheeler National Wildlife Refuge
Wilson's Creek National Battlefield