A large vireo, the red-eyed is one of the most common songbirds in eastern woodlands. It moves sluggishly through the canopy of broadleaf forests, making it hard to detect, and often picks food by ...

Some of these birds, referred to as passage migrants, only stop over in the Adirondacks for a couple of days before journeying onward. Others, such as those discussed at this station, stay for the ...

Bird-watchers are often surprised to learn that red-eyed vireos are among the continent’s most common birds. Moving slowly among the dense foliage of treetops, they’re very hard to see.

When disturbed, they flash their bulging red eyes and reveal their huge, webbed orange feet and bright blue-and-yellow flanks. This technique, called startle coloration, may give a bird or snake ...