Acorn Woodpecker
Acorn Woodpecker
Adult male
- Large, dark woodpecker
- Solid black back
- "Clown-like" facial pattern with red crown and glowing yellow eye
- White breast streaked with black
- © Bob Gunderson, CA, Winters, February 2011
Acorn Woodpecker
Adult female
- Large and heavy-billed woodpecker
- Distinctive facial pattern with glowing yellow eye
- Black streaked breast
- Female shows less extensive red on crown
- © Fritz Fucik, Cartago, Costa Rica, June 2011
Acorn Woodpecker
Adult male
- Large, black-backed woodpecker
- Male has extensive red crown
- Glowing yellow eye with contrasting facial pattern
- White patch visible on folded wing
- © Glenn Bartley, NM, Socorro, November 2010
Acorn Woodpecker
Adult male
- Large, heavy-billed woodpecker
- Distinctive facial pattern with pale yellow eye
- Male has extensive red crown
- Solid black back with white rump and white patch on wings
- © Ganesh Jayaraman, CA, Los Altos, June 2010
Acorn Woodpecker
Adult
- Solid black back
- White breast streaked with black
- Contrasting "clown-like" facial pattern
- Red crown
- © Kat, CA, San Dimas, October 2010
Acorn Woodpecker
Adult
- Large, black-backed woodpecker
- White patch usually visible on folded wing
- Red crown
- Obvious pale yellow eye
- © Stephen Ramirez, AZ, Cochise County, August 2010
