May 8. Boulder Creek in full bloom. Ground carpeted with lupine and paint curl clover. Yellow lupine beginning to bloom. Broom in full bloom - also wild lilac and ycalea. Birds very abundant. Warbling Vireos building nest in madrone near cottage. Many Black throats Grey Warblers but could see no sign of nest building. Western Tanagers heard. Olive-sided Flycatcher called less than during past weekends. Thrush calls frequently but not singing. Weather perfect. May 10. Last trip of Bird Lox Section to Saranap. At stop on Tunnel Rd. heard Song Sparrows, Thrushes, Bushtits, Wrentits, Flickers, Lucent Warbler, Warbling Vireos. At Saranap birds were very abundant. List: Red-Tailed and Sharp-shinned Hawk. Morning Doves, Ducks, Calif. & Nuttall Woodpeckers, Scrub jellies Mutchatch (three together, possibly four. Family ?); Anna Hummer (giant.), Calif. Jay. Brewer + Red-winged Blackbirds, Meadow Lark, Bullocks Oriole (?) Violet-green, Cliff and Barnardallons (parts of last two incomplete), Bushtits with yq. House Wren, Grnatcatcher, Black Chatte, W. Flycatcher, Ash-throated Flycatcher, Warbling Vireo (?), Yellow Warbler, Silcolalis W., Lucent Warbler w. yq. calling loudly; Brown-t Spotted Towhees, Great Goldfinch, Song Sparrow, Chipping Sparrow (heard) Linnets (?), Black-h. Grosbeaks, Wongway: Wood Pares, W. Blue Bird, Lazuli Bunting (hears only) 40 species. May 11. Lecture at City Club. Vireo's nest left the nest during middle of day while I was away. For several days the parents have been scolding the Blue Jay. May 12. Vireo family is in the woods towhere the fire break is. Heard Cassin Vireos there. Saw a Gray (?) Squirrel on the Campus. Heard young Spotted Towhees below the house on west side.