May 2. Rain again - heavy downpour during evening and in night. Found Pileolated Warbler's nest- Three young - almost naked. Sat. down 3'2 ft. from nest, bird Came - regurgitated food, brooded about 8 min., spent four minutes collecting worms, brooded 8 min. again. Did not leave nest when I got up & came away - Saw three Cassin Vireos, Heard Townsend Warblers. Young Song Sparrows calling lustily. May 3. Very rainy - the G.C. Sparrow here, May 5. Rain. Young buck. It's calling constantly. May 6 - Rain. Saw 2 Townsend Warblers - May 7 - Rain - May 8. Went to examine nest of Pileolated Warbler. Found 5 young, dead in nest. Took it to Museum. Nest soaking wet.