Plain-capped Starthroat

Heliomaster constantii

Order

APODIFORMES

Family

Hummingbirds (Trochilidae)

Code 4

PCST

Code 6

HELCON

ITIS

Egg Color:

White



Number of Eggs:

2



Incubation Days:

16 - 19



Egg Incubator:

Female



Nest Location:

At edge of woods or in savanna.



Nest Material:

Lichen, bark, spider web, pale plant.



Migration:

Nonmigratory



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General

Plain-capped Starthroat: Medium-sized hummingbird with iridescent bronze-green upperparts and head, red throat, white face interrupted by black eyestripe, and pale gray underparts. Slightly notched tail is bronze-green with white-tipped black terminal band. Sexes are similar. Juvenile has dark gray-brown throat.

Range and Habitat

Plain-capped Starthroat: This species is a casual to rare visitor to the U.S., only in extreme southeast Arizona; it is a common resident in Mexico along the Pacific Coast and areas inland. Its preferred habitats include tropical deciduous forests, cottonwood-willow streamside forests, and oak woodlands.

Breeding and Nesting

Plain-capped Starthroat: Two white eggs are laid in a nest made of plant down, lichens, and bits of bark, and built on a branch tip at the forest edge or in a savanna. Incubation ranges from 16 to 19 days and is carried out by the female.

Foraging and Feeding

Plain-capped Starthroat: Eats insects and nectar; forages by catching insects in mid-air and hover-gleaning insects high in the canopy.

Vocalization

Plain-capped Starthroat: Song is a series of sharp "chips." Call is a sharp, loud "peeek."

Similar Species

Plain-capped Starthroat: Blue-throated Hummingbird has blue-gray underparts, dark blue tail with bold white tip, blue throat (gray in female). Magnificent Hummingbird has black breast and belly and purple crown; female has green tail with pale gray tips on outer feathers.

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UnderpartsX

Belly, undertail coverts, chest, flanks, and foreneck.

UpperpartsX
Back, rump, hindneck, wings, and crown.
FaceX
The front part of the head consisting of the bill, eyes, cheeks and chin.
Terminal bandX
Refers to the contrasting stripe at the tip of the tail.
Parts of a Standing bird X
Head Feathers and Markings X
Parts of a Flying bird X