1977 Walter D. Koenig Melanerpes formicivorus Plague Hastings Reservation 20 May 815. ♀157 atop Plaque w/ ♂361. ♂22 joined. All flycatching. ♂361 to Sycamores by footbridge. 825. ♀ in Sycamore, ♂22 atop Plague, ♂361 by upper barn. ♀ to Plaque, drilling acorn. ♂22 atop Plague; Carricked; ♂361 joined him. 835. ♂22, ♀157 atop 2º tree. ♀ub intruder here along with ♂22 atop Plague, NOT CHASED by ♂22; ♀ub flew to 2º tree. ♀157 not seen. 844. ♀ub flew up Madrone Canyon 845. ♂22 atop Plague; 846. ♀ landed at Plague, ♀ub intruder also; ♀ub getting actively displaced by ♀157 only; meanwhile ♂361 joined them. All 3 hawking once ♀ub gone. 850. ♂22, ♀157 atop 2º tree, ♂361 atop Plague. ♂361 flew across to side of Watertank Hill, ♀ now chasing an intruder in Blue Oak up towards MacRoberts. ♂361, ♂22 there now. 855. ♂22 back in Plaque; other 2 up above logs (not together). 905. Bird flew down to main bridge or beyond (intruder?) ♀157 atop Plague. ♂361 atop 2º tree. 915. ♂361, ♀157 hawking from Sycamore up Madrone Canyon 250m past upper barn. ♂22 atop 2º tree 920. ♂361, ♀157 still hawking up canyon. Leaving. 21 May 1035. ♀ atop Plague; ♂22 low in 2º tree, ♂361 in trees by U.barn 1040. ♂22 to Plague, ♀ giving several Carricks now (♂22 not near her). 1044. Now ♀ flew down, displaced ♀ub intruder in Plague. 1045. ♂22, ♀ in Plague, ♂361 still by barn. 1055. ♀ still in Plague, just displaced intruding ♀ again. ♂22 still in same tree, ♂361 still over by barn.