chestnutsided warbler (Dendroica pensylvanica)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CONFIRMATION STATUS: Confirmed.

 

IDENTIFICATION:

  • Length: 4.25 inches

  • Small, active, insect-eating bird

  • Yellow wing bars

  • Thin, pointed bill

  • Black legs

Adult male alternate:

  • Yellow crown

  • White patch on side of neck surrounded by thick black eyeline and            black malar streak

  • Black malar streak connects with thick rusty stripe on side

  • White underparts

  • Black back with white streaks

  • Female in alternate plumage similar to male but duller with reduced             rust on sides

Basic and immature:

  • Green crown, nape and back

  • Gray face and sides of breast

  • White eye ring

  • White belly and undertail coverts

  • Some rust may be present on sides

Similar species:

In alternate plumage, the only other warbler with rusty sides is the bay
breasted warbler but it has a brown, not yellow, crown and has a dark
throat. In basic (fall) and immature plumages the yellow wing bars can
also be found in the golden-winged warbler but this species has a dark
throat and cheek patch. The white eye ring, unstreaked underparts, and
gray face are also good field marks.

 

LIFE HISTORY

Migration Status: Neotropical migrant
Breeding Habitat: Successional-scrub
Nest Location: Ground-low nesting
Nest Type: Open-cup
Clutch Size: 3-5
Length of Incubation: 12-13 days
Days to Fledge: 10-12
Number of Broods: ?
Diet: Primarily insects; lesser quantities of fruit

 

SKY MEADOWS DISTRIBUTION/SEASONAL OCCURRENCE

 

Relative abundance and seasonal occurrence are indicated in red below.

 

Relative abundance
     C - Common: Likely to be present in good numbers in appropriate habitat and season.
     U - Uncommon: May be present in appropriate habitat and season, often in low
            numbers.
     O - Occassional: Found in appropriate habitat perhaps only a few times per season,
            sometimes low numbers.
     R - Rare: May not be recorded every year.
     Acc - Accidental: Recorded once or twice, may not be expected again for a long time.

 

Seasonal Occurrence
      Sp - Spring: March, April, May
O
      Su - Summer: June, July, August
      Fall: September, October, November
O

      Winter: December, January, February

 

 

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