Species
Canada warbler
Cardellina canadensis
A grey warbler with a yellow breast and a necklace of black streaks, passing through Georgia on migration.
Photo Matt Felperin (opens in a new tab) / iNaturalist, CC BY 4.0 (opens in a new tab)
At a glance
- Size
- About 12 to 15 cm long
- Weight
- About 9 to 13 g
- Habitat
- Dense undergrowth in moist forests
- Diet
- Insects
- In Georgia
- An uncommon migrant; a few nest in the high mountains
- Voice
- A jumbled, rapid song
- Rabies vector
- No
Identification
- Key marks
- Grey back; yellow underparts; necklace of black streaks; white eye-ring
- Told apart from
- Magnolia warbler, which has a white tail band
- Where to look
- Dense undergrowth during migration
Behaviour
Canada warblers forage low in dense cover and catch insects in flight.
Why they matter
Canada warblers have declined steeply and depend on moist forests with dense undergrowth.
Reproduction and lifecycle
Nest — A cup on or near the ground
Eggs — Usually four
Incubation — About 12 days
Chicks — Fed by both parents
Lifespan — Several years
Living around people
- Window strikes are common on migration.
Misconceptions
- It lives only in Canada. It nests south to the Appalachians.
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 South America | In South America | In South America | In South America | Migrants; a few nesting in the high mountains | Nesting | Young fledging | Migrating | Migrants | Last migrants | In South America | In South America |
Where it lives
Recorded in 58 states and provinces. Each one links to the other animals there, and to the rehabilitators licensed for them.
United States
- Alabamapassing through
- Arkansaspassing through
- Connecticutbreeding
- Delawarepassing through
- District of Columbiapassing through
- Floridapassing through
- Georgiabreeding
- Illinoispassing through
- Indianapassing through
- Iowapassing through
- Kansaspassing through
- Kentuckypassing through
- Louisianapassing through
- Mainebreeding
- Marylandbreeding
- Massachusettsbreeding
- Michiganbreeding
- Minnesotabreeding
- Mississippipassing through
- Missouripassing through
- Nebraskapassing through
- New Hampshirebreeding
- New Jerseypassing through
- New Yorkbreeding
- North Carolinabreeding
- North Dakotapassing through
- Ohiopassing through
- Oklahomapassing through
- Pennsylvaniabreeding
- Rhode Islandbreeding
- South Carolinapassing through
- South Dakotapassing through
- Tennesseebreeding
- Texaspassing through
- Vermontbreeding
- Virginiabreeding
- West Virginiabreeding
- Wisconsinbreeding
Canada
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