KDixon 1951 Pamus atrieristatus Feb 25. Juniper Flat, 5600 ft., Chisos Mts., Brewster Co, Texas suspected of being involved had permitted a third individual to "tag along". I talked to Mr. Peter Koch, photo concession- aire and student of birds, about this matter at lunch. He stated that he had seen a "flock of about a dozen tit mice" at his trailer near the service station "about three weeks ago." He said that this was the usual flock size and that 20 was the maximum in his experience. Feb 26. Eagle Pass. Two seen along hedge between 2 residences. & ? individual also present. Feb 27. Santa Ana Wildlife Refuge, 7 mi. S Alamo, Hidalgo Co, Texas Cloudy, windy day with sunshine intermittent. I walked around yard of refuge headquarters at 12:30; a pair in newly leafed out trees by corral SE of bldg. Perhaps 100 yards SE of where I had seen them at 11:45. One bird gave monotonous call over vet vet vet vet vet over & over; mate would answer with Tsip. Both moved SE. (Mute of first bird scolded me from fence post & then called sechada dee before flying to join mate.) I relocated the birds at 12:55, 100 feet to the SE & watched one bird in dead tree at edge of lagoon (dried). Bird worked on small smooth branches and furrowed trunk as well, pausing there to pick at something gingerly several times, perhaps a cocoon. The birds then worked through a tangle to a large tree 50 ft Sof corral & 15 feet E of road. One bird seemed to break the way, remaining in that tree 1:05 - 1:10 and then flying across road to shrubs. I noticed that