- 4.7–5.1 in
- 9.1–9.8 in
- 0.4–0.9 oz
- Viréo aux yeux rouges (French)
- Vireo ojirrojo norteño, Vireo ojo rojo (Spanish)
- Although animal food makes up 85 percent of its summer diet, the Red-eyed Vireo may be completely frugivorous (fruit-eating) during the winter.
- The Red-eyed Vireo is a common host to the Brown-headed Cowbird, which lays its eggs in the vireo's nest.
- Red-eyed Vireos living year-round in South America may be a separate species.
- Breeds in deciduous and mixed deciduous forests.
- More abundant in forest interior.
- Lives in urban areas and parks with large trees.
Insects, especially caterpillars, and small fruits.
- Egg Description
- Dull white speckled with reddish brown.
- Condition at Hatching
- Helpless with eyes closed.
Open cup suspended from a forked tree branch. Made of twigs, bark strips, grasses, pine needles, and lichen held together with spider web. Inner lining of grasses, plant fibers, and hair.
Searches for prey while moving along branches, flies to new areas to search. Kills larger prey by crushing or beating it against branch. Holds food with foot while eating.
Abundant and widespread, increasing in many areas.
- Cimprich, D. A., F. R. Moore, and M. P. Guilfoyle. 2000. Red-eyed Vireo (Vireo olivaceus). In The Birds of North America, No. 527 (A. Poole and F. Gill, eds.). The Birds of North America, Inc., Philadelphia, PA.