1941 (all three singing) Tanager, Lutescent Warblers, 2 House Wrens, Wren-ths, Titmouse (2 Thrush) in deciduous oaks); Flicker, Saw White-bellied Swallows (Tree or Vg 3); Swifts (Vaux Thrush); Heard Cassin's Warbling Vireos, (No Thrasher). Clipping Sparrow, junco. Many flowers in bloom - Indian Paint Brush (scarlet), Wallflower, Fairy Lanterns, blue gilia (shape of tricolor) Nemophila (pale lavender blue) - all in one place. May 19. Berkeley. Hot. Near our car, parked near the Campus, I noticed a Brown Towhee pecking eagerly at something on the pavement. When students passed he paid no attention unless they came within five or six feet. Then he would dart under the car and return as soon as they passed. I noticed a round brownish spot on the gray pavement where he was pecking. So I frightened him away and examined it. It proved to be gob of Chewing gum which had been stepped on and then glued to the pavement. The Towhee had left a jagged fringe about half way around the edge of the circle which was about an inch in diameter. May 20. Hot north wind - very dry. Each morning the Rob. Thrush begins singing at earliest dawn under my windows and continues for half an hour. This morning he sang frequently after the half hour of continuous c song. (his type: Lwui, quoi, que guia guia. Then: (que) guia, guia, guia, quiegle eagle egg Lwui, quoi; (no)