Summary
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The western bluebird (Sialia mexicana) is a small thrush, about 15 to 18 cm (5.9 to 7.1 in) in length. Adult males are bright blue on top and on the throat with an orange breast and sides, a brownish patch on back, and a gray belly and undertail coverts. Adult females have a duller blue body, wings, and tail than the male, a gray throat, a dull orange breast, and a gray belly and undertail coverts. Immature western...
Sources and Credits
- (c) Jamie Chavez, some rights reserved (CC BY-NC),
http://www.flickr.com/photos/20709090@N00/2335261065
- (c) anonymous, some rights reserved (CC BY-NC-SA),
https://eol.org/media/15271317
- (c) anonymous, some rights reserved (CC BY-NC-SA),
https://eol.org/media/15271318
- (c) anonymous, some rights reserved (CC BY-NC-SA),
https://eol.org/media/15271319
- (c) anonymous, some rights reserved (CC BY-NC-SA),
https://eol.org/media/15271320
- (c) anonymous, some rights reserved (CC BY-NC-SA),
https://eol.org/media/15271321
- (c) Wikipedia, some rights reserved (CC BY-SA),
https://en.wikipedia.org/wiki/Sialia_mexicana
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