Red-eyed Vireo

Red-eyed Vireo

Canopy dwelling, caterpillar-eating summer songster.  Common East of Rockies and into Pacific Northwest in summer; winters in South America.  Medium, stocky songbirds; olive above, pale below with yellow undertail wash; contrasty gray cap and eyestripe.  Prefers deciduous forest, where it deliberately feeds on insects, especially caterpillars, in summer; more berries in fall and winter.  Often obscured in treetops, but Incredibly, monotonously vocal throughout the day – one bird studied sang over 20,000 times in a day.  Nests bound with spider-web glue, often in a low- to mid-story tree fork; nests commonly parasitized by Brown-headed Cowbird.  Lifespan up to 10 years.  Population ~ 180 million and increasing.

Skills

Posted on

January 24, 2015