Tyrannus verticalis HOW TO IDENTIFY: * Length: 7 inches * Large head and bill * Frequents open habitats * Often seen perched on fences Adult: * Dark, unforked tail with white outer tail feathers * Pale gray head with dark eyeline * Grayish-olive upperparts * Pale throat and upper breast * Pale yellow lower breast to undertail coverts Juvenile: * Plumage somewhat duller than adult * Pale edges to wings Similar species: The Western Kingbird is similar to several other species of kingbirds: Tropical and Couch's Kingbirds have forked tails and dark cheeks, Cassin's Kingbird has a darker breast, Western Kingbird has white outer tail feathers, Thick-billed Kingbird usually has whiter underparts and has a darker head. Brown-crested, Ash-throated and Great Crested Flycatchers are somewhat similar but have darker, browner crowns and brown and rusty tails (Western's is black and white).
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