Species
Tennessee warbler
Leiothlypis peregrina
A plain, olive warbler of the Canadian forests that passes through Georgia in migration.
Photo Cephas (opens in a new tab) / Wikimedia Commons, CC BY-SA 4.0 (opens in a new tab)
At a glance
- Size
- About 12 cm long
- Weight
- About 8 to 17 g
- Habitat
- Treetops on migration
- Diet
- Insects, especially spruce budworm, and nectar
- In Georgia
- An uncommon spring and common autumn migrant
- Voice
- A loud, three-part chattering song
- Rabies vector
- No
Identification
- Key marks
- Olive-green back; grey head in spring males; white eyebrow; plain underparts
- Told apart from
- Red-eyed vireo, which has a thicker bill
- Told apart from
- Orange-crowned warbler, which is duller with yellow under the tail
- Where to look
- Treetops during migration
Behaviour
Tennessee warblers feed on insects and nectar in treetops, often with other migrants.
Why they matter
Tennessee warblers increase dramatically during outbreaks of spruce budworm, a forest pest in Canada, making them important natural controls.
Reproduction and lifecycle
Nest — A cup on the ground in boreal forest
Eggs — Usually four to seven
Incubation — About 11 to 12 days
Chicks — Fed by both parents
Lifespan — Several years
Living around people
- Window strikes are common on migration.
Misconceptions
- It lives in Tennessee. It was first described from a migrant there; it nests in Canada.
Related species
Seasonal activity
When this species breeds, and where it spends the rest of the year. The notes say what it is doing each month.
| 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 | Migrating north | Migrants | Nesting in Canada | Nesting | Migrating | Migrants | Last migrants | In the tropics | In the tropics |
Where it lives
Recorded in 65 states and provinces. Each one links to the other animals there, and to the rehabilitators licensed for them.
United States
- Alabamapassing through
- Alaskabreeding
- Arkansaspassing through
- California
- Connecticutin winter
- Delawarepassing through
- District of Columbiain winter
- Floridapassing through
- Georgiapassing through
- Illinoispassing through
- Indianapassing through
- Iowapassing through
- Kansaspassing through
- Kentuckypassing through
- Louisianapassing through
- Mainebreeding
- Marylandpassing through
- Massachusettspassing through
- Michiganpassing through
- Minnesotapassing through
- Mississippipassing through
- Missouripassing through
- Montanabreeding
- Nebraskapassing through
- New Hampshirepassing through
- New Jerseypassing through
- New Yorkpassing through
- North Carolinapassing through
- North Dakotapassing through
- Ohiopassing through
- Oklahomapassing through
- Pennsylvaniapassing through
- Rhode Islandpassing through
- South Carolinapassing through
- South Dakotapassing through
- Tennesseepassing through
- Texaspassing through
- Vermontpassing through
- Virginiapassing through
- West Virginiapassing through
- Wisconsinpassing through
Canada
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