Rivoli's Hummingbird Identification

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Adult Description

Small bird; large hummingbird. Adult male with iridescent purple crown, green throat, and black belly. Adult female with green upperparts, grayish underparts, and a white streak extending behind the eye.

Immature Description

Juvenile male shows plumage intermediate between that of adult male and adult female. Juvenile female resembles adult female, but with gray-buff fringes on feathers of upperparts.
Relative Size

Relative Sizesparrow or smallersparrow-sized or smaller
  • Both Sexes
    • Length: 4.3-5.5 in (11-14 cm)
    • Weight: 0.3-0.3 oz (7-8 g)