Photograph by E. It. Warren 
Fig. 73. Young Alpine Three-toed Woodpeckers 
Their three-toed feet, white head stripes, and white outer tail feathers 
show well in the sunlight 
WOODPECKERS: ALPINE THREE-TOED 411 
ALPINE THREE-TOED WOODPECKER: Picoides americanus dorsalis Baird 
Description. — Length: About 9.5 inches, wing 4.6-5, tail 3.2-3.6, bill 1.1-1.3. 
Foot with only one hind toe; bill broad and flattened at base. Adult male: Upper- 
parts black except for squarish yellow crown patch, delicate white streaking on top 
of head, white nuchal collar and white streak down back 
(rarely interrupted with transverse liars of black), white 
outer tail feathers, and white spots on wing quills; side of 
head with black and white streaks paralleling throat; 
underparts white, sides and flanks barred with black; Fig. 72. Foot of Three- 
iris dark red, bill grayish, feet gray. Adult female: Similar toed Woodpecker 
but without yellow on crown, and forehead and crown 
sometimes spotted with white. Young: Like female but crown more or less streaked 
with yellow. 
