Costa's Hummingbird Identification

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The Four Keys to ID

  • Size & Shape

    Costa's Hummingbirds are small and compact hummingbirds with a hunched posture. Their short tail barely meets their short wings when perched. The male's gorget (throat patch) flares out along the sides of the neck like an overgrown mustache.

    Relative Size

    Larger than a Calliope Hummingbird, smaller than an Anna's Hummingbird.

    Relative Sizesparrow or smallersparrow-sized or smaller
    • Both Sexes
      • Weight: 0.1-0.1 oz (2-3 g)

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