Davis 1949 June 27. Red's Meadow, 700 ft, Sierra Rd'l For, Madra to., calf. three-toed woodpeckers, and their nestlings in a nest cavity, the entrance to which is about 7 or 8 ft up in a smooth slab. The nestlings gave the rattling note; the adults the short, harsh notes. Returned to camp. 4 that seen flying over the he tops at dusk. June 28. Returned to Arctic three-toed woodpecker nest at 9:25 a.m. Not brooding young. The golden crown spot visible in cavity, but head pulled out of sight almost immediately. A bird with golden crown had head showing at nest hole. At 9:40 adult ? appeared; lit about 8 ft up on outside adjacent to nest tree, emitted several loud, metallic clinks or chips, then moved to about 11 ft up from, chipping steadily but more softly. ? drummed lightly several times, first time on trunk of tree; all subsequent times at base of small branches. 9:45 ? flew in and lit on tree, emitted loud rattling note, and ? answered with rattling note at once. Young bird showed head at nest hole, and emitted rattling note, softer than that of adults; ? flew to a tree about 30 ft away, ? followed to same tree, alit some 2'1/2 ft below ?. ? then flew to another tree about 30 feet away. After numerous flights, ?? by