Petalca 1944 April 17 U.C. campus -- flock of willets passed over the campus at dusk, moving northward. They called repeatedly. April 23 Woolley Canyon -- first crop of oak moth larvae have emerged in trees along the south edge. There was a marked density of birds about these trees, including California Juncy, Brown Towhees, Bush-tits, Black-headed Grosbeak, Purple Finch, (June Siskin), and Pile-olated Warbler. June 5 U.C. campus -- Black and White Warbler (Mniotilta varia), in song, observed several times by Wade Fox and G.H. Miller in oaks near SW corner of L.S.B. June 17 Woolley Canyon -- Full grown young of several species are scattered through the canyon, in suitable habitats, of course, but in localities where established pairs of each respective species have not been recorded: Tommow, Hutton Varies, Junecy, Orange-crowned Warbler, Song Sparrow.