YELLOW BIRDS SEEN IN NORTH AMERICA

Great Tit 

SCIENTIFIC NAME: Parus Major 

Males have a black head with white cheeks and ear-coverts. The nape is glossy bluish-black and has a whitish central patch at the base.

Mantel is greenish-yellow, turning greener lower, like the upper back and scapulars, the last tinged olive-green. Lower back and uppertail coverts are pale blue-gray, tinged with green on rump.     

The tail is blue-gray with blackish inner webs and the outer rectrices are tipped white. The upperwing is grayish-blue and have a conspicuous white wing bar.

The underparts are yellow (brighter in males). Chin and throat are black, and a black central stripe on breast and belly. This stripe is broader and more conspicuous in male. The undertail coverts are white. 

Females are similar to males but slightly duller.

Eyes are dark brown. Legs and feet are bluish-gray.

Juveniles resemble adults but are duller, with some brownish areas on the head and narrow black stripe in the underparts.

BILL: black and pointed.

SIZE: fairly large bird, measuring about 5.12 - 5.91 inches in length, with a wingspan of 9.1 - 10.25 inches.

WEIGHT: weighs about 14 - 22 grams.

Invertebrates in spring and summer and also on seeds and fruit in autumn and winter. They frequent bird-feeders in winter.

Mixed forests and edges, and clearings in denser woodlands; orchards, hedgerows, parks and gardens, edges of the cultivated fields, and it lives close to humans in cities and countryside.

Widespread throughout Eurasia, from Great Britain to Japan, and also in North Africa.

CALL: All are loud and ringing, including “chick-pee-chick-pee…”, an alarm call “tink-tink-tink”, also a “zik-zik-doo-doo”, and a harsh scolding “tchairrr” often repeated.

SONG: A loud and ringing “teechu- teechu-teechu-teechu…”. Some mimicry adds variation to a wide repertoire.

NEST: The female builds a nest made of moss, wool, hair and feathers. It is placed in hollows in trees, holes, crevices in walls, burrows, holes in rocks, but also in nest-boxes, letter-boxes and pipes.

EGGS: 6 - 8 white eggs, sparsely spotted with reddish.

INCUBATION: 13 - 16 days, female fed by the male.

They feed on the ground as well in trees and vegetation. They are very sociable, sometimes seen in small groups outside the breeding season. They may be very aggressive and attacks other nests, to capture chicks. They roost in flocks, in hollows, holes in trees or walls

SOURCES:
https://www.birds-of-north-america.net
https://en.wikipedia.org
http://www.oiseaux-birds.com