Brown-headed Cowbird © birdwatchingdaily.com

Vagrant to Belize, United Kingdom.

Proposed subspecies californicus, described from L Buena Vista (Kern County), in south-central California, is subsumed in obscurus.

The following 4 subspecies are recognised:

• obscurus (Gmelin, JF, 1789)   -  Breeds along Pacific seaboard from southern Alaska southern (east to the Cascades and Sierra Nevada) to north-western and northern Mexico (northern Baja California, also on mainland south to Oaxaca); northern populations migrate to southern parts of breeding range, in Mexico extending to southern Baja Califonia.
• artemisiae Grinnell, 1909   -  Breeds from western Canada (interior British Columbia east to south-central Manitoba) southern in western USA (eastern from the Cascades and Sierra Nevada) to California, Nevada and New Mexico; migrates south to Mexico (south to Michoacán).
• ater (Boddaert, 1783)   -  Breeds from south-eastern Canada (southern Ontario east to Newfoundland) southern throughout eastern USA to central Texas, Gulf Coast and central Florida, and in eastern Mexico south to Tamaulipas. Winters in Florida and in Mexico south to Oaxaca.
• californicus Dickey & van Rossem, 1922   -  Southern California to northern Baja and Los Coronados Islands (off north-western Baja).

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BirdLife International For more information about the Brown-headed Cowbird see... BirdLife International Species Factsheet. Articles about the Brown-headed Cowbird If you would like to read any articles about the Brown-headed Cowbird... Show Articles (0) No Pictures of Brown-headed Cowbird If Birdpedia has no pictures of Brown-headed Cowbird or you would like to see more, then try the following...       From BING (10) No Videos of Brown-headed Cowbird If Birdpedia has no videos of Brown-headed Cowbird or you would like to see more, then try the following..       From BING (0) Where can I observe this species? Select an area (or leave blank) to see locations where this species has been recorded. Area   MEXICO   All    Optional: Complete the following if you wish to restrict the reserve to within a given distance of a location. Please enter the Latitude and Longitiude of a given location together with the maximum distance (km) to display a list of reserves within that distance. You must enter a Latitude, a Longitude and a distance greater than 0.   Latitude: (Decimal degrees takes precedence) Deg Min Sec     Decimal degrees (Include compass setting or value)          N S or   GPS help Longitude: (Decimal degrees takes precedence) Deg Min Sec     Decimal degrees (Include compass setting or value)          E W or   Find GPS using Google Maps Distance Bearing     N NE E SE S SW W NW Get Sample GPS readings On What Field Trips was this species observed? Select an area (or leave blank), and a date range, to see field trips on which this species has been recorded. Area   MEXICO   All    From To     Optional: Complete the following if you wish to restrict the reserve to within a given distance of a location. Please enter the Latitude and Longitiude of a given location together with the maximum distance (km) to display a list of reserves within that distance. You must enter a Latitude, a Longitude and a distance greater than 0.   Latitude: (Decimal degrees takes precedence) Deg Min Sec     Decimal degrees (Include compass setting or value)          N S or   GPS help Longitude: (Decimal degrees takes precedence) Deg Min Sec     Decimal degrees (Include compass setting or value)          E W or Distance Bearing     N NE E SE S SW W NW Get Sample GPS readings Latest Sightings for Brown-headed Cowbird Select the Area to restrict the Sightings. Area   MEXICO   All