Species
Kentucky warbler
Geothlypis formosa
A bright yellow warbler with black 'sideburns' that sings a rolling 'churree' from Georgia's damp woods.
Photo Brandon Johnson (opens in a new tab) / iNaturalist, CC BY 4.0 (opens in a new tab)
At a glance
- Size
- About 13 cm long
- Weight
- About 12 to 16 g
- Habitat
- Moist deciduous forests with dense understorey
- Diet
- Insects from leaf litter and low leaves
- In Georgia
- A common summer resident
- Voice
- A rolling "churree-churree-churree"
- Rabies vector
- No
Identification
- Key marks
- Olive back; bright yellow underparts; yellow spectacles; black crown and "sideburns"
- Told apart from
- Common yellowthroat, which has a black mask across the face
- Where to look
- Damp woods with dense undergrowth
Behaviour
Kentucky warblers forage on or near the ground, flipping leaves for insects.
Why they matter
Kentucky warblers depend on large, moist forests with rich understorey, and they are a sign of healthy bottomland and ravine woods.
Reproduction and lifecycle
Nest — A cup on or near the ground
Eggs — Usually four or five
Incubation — About 12 to 13 days
Chicks — Fed by both parents
Lifespan — Several years
Living around people
- Deer overbrowsing of forest understorey reduces their habitat.
Misconceptions
- It lives only in Kentucky. It nests across much of the Southeast, including Georgia.
Related species
Seasonal activity
When this species is breeding, and when there are nests on the ground. Mowing during the shaded months is how most nests are found.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Breeding | Jan: no | Feb: no | Mar: no | Apr: no | May: no | Jun: no | Jul: no | Aug: no | Sep: no | Oct: no | Nov: no | Dec: no |
| Active nests | Jan: no | Feb: no | Mar: no | Apr: no | May: no | Jun: no | Jul: no | Aug: no | Sep: no | Oct: no | Nov: no | Dec: no |
| Notes | In Central and South America | In the tropics | In the tropics | Arriving | Nesting | Nesting | Young fledging | Present | Leaving | Last birds | In the tropics | In the tropics |
Where it lives
Recorded in 37 states and provinces. Each one links to the other animals there, and to the rehabilitators licensed for them.
United States
- Alabamabreeding
- Arkansasbreeding
- Delawarebreeding
- District of Columbiapassing through
- Floridapassing through
- Georgiabreeding
- Illinoisbreeding
- Indianabreeding
- Iowabreeding
- Kansasbreeding
- Kentuckybreeding
- Louisianabreeding
- Marylandbreeding
- Mississippibreeding
- Missouribreeding
- Nebraskabreeding
- New Jerseybreeding
- North Carolinabreeding
- Ohiobreeding
- Oklahomabreeding
- Pennsylvaniabreeding
- Rhode Islandbreeding
- South Carolinabreeding
- Tennesseebreeding
- Texasbreeding
- Virginiabreeding
- West Virginiabreeding
- Wisconsinbreeding
Canada
If you found one
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