Lanius ludovicianus HOW TO IDENTIFY: * Length: 7 inches * Heavy, hooked bill * Black mask * Gray head and back * White underparts * Black wings with white wing patches * Black tail with white outer tail feathers * Juveniles and immatures are duller with faint barring above and below Similar species: The Northern Shrike is very similar to the Loggerhead Shrike but is larger with a black mask that does not extend across the top of the bill, a paler gray overall color and faintly barred underparts. Immatures are browner than immature Loggerheads. Northern Mockingbirds have slimmer bills and lack a black mask.
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