1983 R.L. Mumme M. formicivorus 1500 Nest Record 1 May Opened up new hole in dead stub of Valley Oaks our hanging lane. 1 egg. 2 May Philip reports only 9601 in the hole in the AM, at 1300 Walter reports 2 eggs, the first sacrificed for incubation data 3 May 1415, Still 2 eggs, ①②. Philip reported 9601 in the hole this AM, but I guess she took the day off. 4 May Flushed a bird out of the hole 1650: Peeped in, found 3 eggs. See Phillips's notes of 9601's activities 5 May Checked hole, 1700. Still ③ eggs. Is clutch complete? 7 May Checked hole, 0900. 3 eggs 14 may Walter reports nest failed, two eggs with near-hatching embryos found below nest on ground June 2 May Peeped into new nest in same hole: 3 eggs ~ 8 days (?) 22 Jun 1230 Peeped in, nest completely empty, not sure when it failed.