1983 R.C. Mumm M. formicivorus Low Hay (1 May) ⑤ 857 appears to be out of it altogether. Every confusing situation, to say the least. 2 May Walter reports no egg laying today, 3 May I watch here 0540-0730. Both 99 are in + out of the hole regularly, (9524 especially) but no eggs laid, 4 May Susan reports 9524 lays + tosses herself a rust egg, and the egg eaten communally. See her notes 5 May Good stuff! 9524 lays normal egg, and 9587 tosses + eats solo! Reciprocal egg tossing from the same hole! See Susan's + Phillips notes 6 May 9524 lays, + 9587 tosses, despite interference by 9524 + 8NB. See Susan's, Phillips notes, 7-8 May No laying, see Susan's notes 11 May Watching here 0540 Smooth line, lumpy brochial 0545 9524 enters, leaves 0550. 0606 9587 enters briefly 09 9524 enters, 1.0. 0611 leave, 0616 14 9524 enters, 0623 leaves checked hole, 0700. No eggs. 13 May Susan reports both 99 lay, 2 eggs 14 May 11 11 11 11 11 4 eggs 15 May I get a shock; Wader up here 1730 to "mark the new eggs", and I find the nest hole empty! What happened to the four (possibly 6) eggs that were here yesterday. I will have to watch here tomorrow 1810, while writing notes, whole lotta chasing going on here. These birds have problems.