gray crown with distinct black border (Michigan, USA; 2006-08-27)

Red-eyed Vireo
Vireo olivaceus

Native Range: North America and Latin America

Notes: one of the most abundant birds in North America, found in broadleaf deciduous woods and treetops throughout much of the eastern and central part of the continent; sings a monotonous song, here-I-am, in-the-tree, look-up, at-the-top.

no sexual dimorphism; white eye-stripe (Michigan, USA; 2006-08-27)

playing peek-a-boo; red iris (Michigan, USA; 2006-08-22)

black line through eye; creamy underneath (Michigan, USA; 2006-08-22)

hooked tip of bill; distinctive head pattern (Michigan, USA; 2006-08-22)