59 Hummers just above the ground (2 ft.) in a tangle of blackberry vines. The nest contains two eggs and the female returns quickly to the nest when we left. Wrentits seemed to be shredding bark for a nest. Interscent Warblers sing, singing constantly from definite locations, apparently spaced for nesting. A Hutton Vireo was seen and several Ruby-crowned Kinglets. Also Bush-tits, Vagans Vireo, one Aud. Warbler (heard), a few Crowned Sparrows (very shy), Linnets (few) and three Green-backed Goldfinches. March 12. Warm, sunny - Sun reaches our north porch in the afternoon now. Purple finch, Ruby-crowned Kinglet and Fox Sparrow singing frequently. March 13. Warm, sunny - R.C. Kinglet singing most of the morning. Have heard a whiplash song from the Spotted Towhee from a thicket of blackberry where they nest each year. Song more varied than the typical song. A pair of Titmouses below house and a pair of Interscent Warblers east of house. March 14. Cloudy morning, rain in middle of day; afternoon clear with cold north-west wind. March 15. Frost this morning on dairy barns. Cold N.W. wind still blowing. Clear. March 16. Boulder and back. Partly cloudy. Frost in early morning on dairy barns. Warm at noon at the cottage. March 17. Faculty Section at Cardonnes. Partly cloudy, cool. Birds abundant and many songs! Interscent Warbler, R.C. Kinglet, Nuttall Sparrow (in two locations), Purple Finch, Juncos and C.V. Sparrows (flocks), Bluebirds also, Song Sparrows, Flicker, Hutton Vireo (one). Other birds seen: female Allen's collecting willow down; Brown