A small western vireo. Often mistaken for kinglets due to size and coloration.

§ Quick facts

SizeBody 11–15 cm (4.3–5.9 in); wingspan 18–25 cm
Weight10–18 g
LifespanWild 3–8 years
OrderPasseriformes
FamilyVireonidae

§ Encyclopedia

Hutton's vireo is a small songbird in the family Vireonidae, the vireos, greenlets, and shrike-babblers. It is found from southwestern Canada to Guatemala.

Source: Wikipedia — Hutton's vireo Licensed under CC BY-SA 4.0

§ Identification

Field marks. Small, plump grayish-olive vireo with a pale eye ring broken above the eye, two pale wing bars, and a stout, slightly hooked bill.

Similar species. Ruby-crowned Kinglet is very similar but smaller, more active, with a thinner bill and a black bar below the rear wing bar; the vireo is stockier and slower.

Voice. A monotonous, repeated single note 'zu-wee' or 'chu-wee' over and over.

§ Diet & behavior

Diet. Caterpillars and other insects, occasional berries.

Behavior. A small, sluggish vireo of western oak and oak-conifer woodland; resident on territory year-round and easily mistaken for a kinglet.

§ Range

Pacific Coast

§ Habitat

Mixed evergreen forests

§ Threats

Forest loss.

§ Conservation status

According to the IUCN Red List, the hutton's vireo is currently classified as Least Concern.

§ What helps

Support Pacific Coast forest conservation.

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§ Further reading

§ Sources cited

  • Cornell Lab of Ornithology — All About Birds
  • National Audubon Society
  • iNaturalist
  • IUCN Red List