Altamira Oriole

Icterus gularis

Order

PASSERIFORMES

Family

Blackbirds (Icteridae)

Code 4

ALOR

Code 6

ICTGUL

ITIS

Egg Color:

White heavily marked with brown



Number of Eggs:

3 - 4



Incubation Days:

12 - 14



Egg Incubator:

Female



Nest Location:

On tree branch.



Nest Material:

Grasses and plant fiber.



Migration:

Nonmigratory



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General

Altamira Oriole: Largest North American oriole, with brilliant yellow-orange body and black back, mask, bib, and tail. Wings are black with white bar and feather edges. Female is duller, with dark brown wings and olive-yellow back. Juvenile is duller and appears more yellow, with dark brown wings and olive-yellow back; lacks black mask during first summer.

Range and Habitat

Altamira Oriole: Native of Mexico; also found in parts of Central America. They were unknown in the United States until a bird was spotted in southern Texas in 1939. Increasingly common, and are breeding residents along the Rio Grande River along the Texas and Mexico border. Preferred habitats include riparian woodlands, open woodlands and arid scrub.

Breeding and Nesting

Altamira Oriole: Three to four white eggs heavily marked with brown are laid in a fibrous nest made of grass and plant materials, and suspended from a tree branch or utility wire. Incubation ranges from 12 to 14 days and is carried out by the female.

Foraging and Feeding

Altamira Oriole: Feeds on insect, spiders, and fruits such as figs and berries.

Readily Eats

Suet, Jelly, Orange Halves, Raisins

Vocalization

Altamira Oriole: Song is rapid series of 2 to 4 clear, flutelike whistles "chee-choo." Call is a nasal "yehuk."

Similar Species

Altamira Oriole: Hooded Oriole Breeding Adult has a smaller bill and white, not yellow, shoulder patches.

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RiparianX
Relating to or living or located on the bank of a natural watercourse (as a river) or sometimes of a lake or a tidewater. 
Parts of a Standing bird X
Head Feathers and Markings X
Parts of a Flying bird X