Crescent-chested Warbler

Parula superciliosaOrder: PASSERIFORMESFamily: Wood Warblers (Parulidae)

Breeding Location:

Mountain canyons

Breeding Type:

Monogamous, Solitary nester

Breeding Population:

Accidental in Arizona, Texas, Uncommon throughout range

Egg Color:

White

Number of Eggs:

Incubation Days:

Egg Incubator:

Female

Nest Material:

Grass, pine needles, moss

Migration:

Altitudinal movements

Overview

Crescent-chested Warbler: Small warbler, gray to blue-gray head, wings, tail. Yellow-green back, breast, throat are yellow with a rufous-brown spot or crescent on upper breast; belly and sides are white to gray. Head has white eyebrows that widen towards nape and partial lower eye-ring.

Range and Habitat

Crescent-chested Warbler: Resident of montaine oak-pine and mixed softwood forests of Mexico to Central America. Seasonal migration to lower elevations within mountain ranges has been documented. Very few records in the United States from southeastern Arizona and in the lower Rio Grande Valley, Texas.

Breeding and Nesting

Crescent-chested Warbler: Three white egg are laid in a cup nest built on or near the ground in mountain canyons, usually along a ravine or bank. Nest composed of grass, pine needles, and moss. Incubation ranges from 12 to 14 days and is carried out by the female.

Foraging and Feeding

Crescent-chested Warbler: Gleans insects from leaves and branches at medium heights in trees and shrubs. Often hangs chickadee-like to glean from undersides of leaves. Occasionally forages in dead vegetation.

Vocalization

Crescent-chested Warbler: Song a short buzz: "t-t-t-t-t-t-t-t-t." Call a soft "sik."

Similar Species

Crescent-chested Warbler: Tropical Parula has black lores, two white wing bars, and blue-gray head, wings, rump, and tail. Lacks white supercilium and crescent on chest.

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Crescent-chested Warbler

● Song: "t-t-t-t-t-t-t-t", "sik"

● Foraging & Feeding: Crescent-chested Warbler: Gleans insects from leaves and branches at medium heights in trees and shrubs. Often hangs chickadee-like to glean from undersides of leaves. Occasionally forages in dead vegetation.

● Breeding & nesting: Crescent-chested Warbler: Three white egg are laid in a cup nest built on or near the ground in mountain canyons, usually along a ravine or bank. Nest composed of grass, pine needles, and moss. Incubation ranges from 12 to 14 days and is carried out by the female.

● Similar species: Crescent-chested Warbler: Tropical Parula has black lores, two white wing bars, and blue-gray head, wings, rump, and tail. Lacks white supercilium and crescent on chest.

Flight Pattern

Short flights usually within vegetation at medium heights in trees and shrubs.

Crescent-chested Warbler Body Illustration

● Range & Habitat: Crescent-chested Warbler: Resident of montaine oak-pine and mixed softwood forests of Mexico to Central America. Seasonal migration to lower elevations within mountain ranges has been documented. Very few records in the United States from southeastern Arizona and in the lower Rio Grande Valley, Texas.

^BreedingMonogamous, Solitary nester

^PopulationAccidental in Arizona, Texas, Uncommon throughout range

^MigrationAltitudinal movements

^Weight Ounces

Field Guide to Birds of North America