KDixon 1951 12. Passer ateristatus Feb. 28 Santa Ana Wildlife Refuge, 5 of dead tree & simultaneously 2 when seen at 10:06. At 10:10 they became aware of each other and scolded see vivit and sicka dee for 4 minutes or so. At 10:18 one of E pair commenced "scald" see vi vit vit and once "sturick" while nets gave only pip notes At 10:20 this "f" flew to ebony W of house at bend in long part. 10:25 both in that ebony. Song peter pater peter from E & over vet vet from one bird; other foraged on ground, paying no attention, Sichader call from W of grove also. All quiet at 10:27. Birds flew W a minute later to trees on either side of where I had tray. vet vet vet from further west. At 10:29 I looked beyond the pair and saw a titmouse on trunk of "dead tree" possibly hole prospecting? I went there & found two together in ebony to S at 10:30 & for next minute. Other pair in trees with tray at 10:32 but did not visit tray. One on ground beneath that tree flew up as I approached. At 10:35 one flew to tree at SE corner of house; other joined it at 10:37. Only notes heard was "tuit", no demonstration. 10:38+ they flew S across drive - tuit note of W pair moving E then mesquite, then chase pip 10:41 - me # in low growth S of shrubbed whitebark 50 of house 50 ft - other pair in mesquite 20x30 W see cheyup and sit-sit 10:44 see sicka dek repeated 4 birds present in mesquite E of apple box One bird giving ground as another moved toward it giving this call No violent chase or fighting - both retired without