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Merlin Bird ID

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    Black-capped Vireo Identification

    Adult Description

    • Small songbird.
    • Black or dark gray head.
    • Red eyes surrounded by white spectacles.
    • Back olive.
    • Underparts white.
    • Two pale wingbars.

    Male Description

    Forehead, crown, nape, auriculars, and cheek black. Underparts white, with greenish or yellow flanks. Back olive-green. Wings black with two pale yellowish wingbars.

    Female Description

    Similar to male, but slightly duller. Cap gray instead of black.

    Immature Description

    Immature similar to adult female, but with dark brown eyes instead of red. Yearling male with gray on nape and back of crown.
    Relative Size

    Relative Sizesparrow or smallersparrow-sized or smaller
    Measurements
    • Both Sexes
      • Length: 4.3 in (11 cm)
      • Weight: 0.3-0.3 oz (8-10 g)
      • Wingspan: 7.1 in (18 cm)