Bullock’s Orioles (Icterus bullockii) are strikingly beautiful songbirds native to North America. These medium-sized orioles are named after the renowned naturalist William Bullock, who first collected a specimen in Mexico in the 1800s. With their vibrant plumage, they are a sight to behold, featuring a contrasting black head and bright orange or yellow underparts.
Males are particularly captivating, displaying a black eyeline and a prominent white wing patch that catches the eye during flight. Females, on the other hand, have a more subdued appearance, with grayish tones instead of black.
These orioles are primarily found in western parts of the United States and Mexico, favoring open woodlands, riparian areas, and suburban gardens. They are known for their melodious and flutelike songs, often singing from treetops to attract mates and establish territories during the breeding season.
Bullock’s Orioles are skillful nest builders, crafting intricate hanging nests made of grass, plant fibers, and other materials. They are also omnivorous, feeding on a diverse diet that includes insects, fruits, nectar, and even small vertebrates.
These photos were taken at Joseph D. Grant County Park in San Jose, California.