1983 R.C. Mumme M. formicivorus Arnold L 25 March 1300, $568 naive-wht/wht-mauve and $680 M/LBlue-R seen sapsucking from a Valley Oak along the fence line, 30 m S of the Keep Out Gate. 7 May Susan reports ♂100 absent once again, no sign of a nest. 16 May Nobody in any holes here, 1230. 23 may " " " " 26 May Hmm, a lot noisier here, 3 days later. After watching at Black Oak (See B notes.), I suspiciously walk up here at 0900 + find a Power struggle in progress. Basically, this is the story: ① With $505, $680, + maybe $568 at Black Oak, $760 was the only remaining ♂ at A1, and she was fighting off (or trying to) ~ 5 ♂NB that were hanging around. All appeared to be operating singly, with no cooperative groups as far as I could tell. The only banded ♂ intruder I saw was $816 White/ABlue-LGm of Finch(!), At least one ♂NB was around too. ② All the A1 ♂s were around: ♂679, ♂762, ♂826, ♂827: But all wee peripheral to the main event, and didn't seem that involved. But more important the long lost ♂100 Yellow-DGm Yell-OGm (lost a bad on right leg) is still here! This leads to the question of ③ was he around all winter (probably), and ④ Why did $505 go to BO in the first place? Of note, A1 is dead out of acorns, while BO still has plenty. I suppose that this could have precipitated