1985 Walter D. Koenig Melanerpes formicivorus 1850 (30 April) 951.♂770 &♂777 at hole; ♂770 chattering. ♂771 leaves, ♂770 enters. 954.♂ leaves. Nest check: 6 eggs. 6th is probably ♀785's, although ♀193 is still a possibility, having been in several times. 917.♀785 in. 918.♂771 at hole. 928. Enters. 931. Exits & leaves. 931.♀193 comes briefly, leaves w/o entering 933.♂770 comes; ♀785 leaves; ♂770 enters. 935.♀193 at hole; leaves w/o entering (again at 938). 940. Nest check! 7 eggs'. So! The 6th egg is ♀193's, while the 7th is necessarily ♀785's. 950. leaving. I May 635. Arrived. ♀ in hole. 638. She leaves: she is ♀193. Hole check: 8 eggs. 8th is clearly ♀193's, unless ♀787 laid after 950 yesterday. 655. Watching. 712.♂771 at hole. Leaves w/o entering 715.♀193 enters 727.♂770 comes, leaves w/o entering 730.♀193 leaves. 732.♂770 at hole. 733. Enters. 744.♂771 comes; ♂770 leaves, 746.♂771 enters. 747.♂771 leaves. 751. Hole check. Still 8 eggs. 802. Watching 815.♂770 at hole, enters. 820. Leaves. 825. ♂770 at holes, leaves w/o entering. 830.♀193 enters. 831.♀785 at hole, leaves w/o entering 832.♂771 at hole, leaves w/o entering. ♀ leaves 833.♂770 enters. etc.