- Length: 4.75 inches
- Small, active, insect-eating bird
- Thin, pointed bill
- Broken eye ring
- Grayish nape and upperparts
- Yellow throat, breast and belly
- White undertail coverts
- Streaked sides and flanks-sometimes across breast
- Dull white wing bars
- Dark legs
- Wags its tail
- Extremely limited range-breeds in Michigan
- Black lores
- Black streaks on gray back
Female and immature:
- Gray lores
- Brownish tinge to dark-streaked back
Other warblers that wag their tails are the Prairie and Palm Warblers.
They have yellow rumps and yellow faces and lack the broken eye ring.
Length and wingspan from: Robbins, C.S., Bruun, B., Zim, H.S., (1966). Birds of North America. New York: Western Publishing Company, Inc.
Patuxent Bird Population Studies
Patuxent Bird Identification InfoCenter