Acadian
Flycatcher
Empidonax virescens
Least
Flycatcher
Empidonax minimus
Yellow-bellied
Flycatcher
Empidonax flaviventris
Acadian
Least
US Birds
- Water Birds
- Upland Game Birds
- Pigeons and Doves
- Cuckoos
- Nightjars, Swifts, and Hummingbirds
- New World Vultures
- Hawks, Eagles, Kites and allies
- Owls
- Kingfishers
- Woodpeckers
- Falcons-Caracaras
- Passerines
- Tyrant Flycatchers
- Vireos
- Crows, Jays, and Magpies*
- Chickadees and Titmice*
- Swallows*
- Kinglets*
- Nuthatches*
- Treecreepers*
- Gnatcatchers*
- Wrens*
- Starlings*
- Mimids*
- Thrushes and Bluebirds*
- Waxwings*
- Old World Sparrows*
- Finches*
- New World Sparrows and allies*
- Blackbirds and Orioles*
- New World Warblers*
- Cardinals and Allies*