1951 P. PEARSON May 7 Caught 11 Peromyscus, 6 Micrastus, 1 Perognathus, 1 Zonotricha, 1 Baithra. The last 320 trap nights have given 2 Baithras! June 2 Drove to Point Solas with family to pick up sea otter washed ashore at China Cove. It was frozen up solid in a fish storage house, so we wrapped it in a sleeping bag and drove to the Wolfpen Creek hot house. Caught all but one of the bats there: 1 S (may have been insideally), 11 E, 10 Bolives. Many of the young able to fly. June 7 Banded colony of Cory in Gordon's barn at Amerecca. 56 adults (8 of these still preg.), 42 young. 23 percent of last year's pups and young had returned and 74% of the adults; 13% of all were non-producers. June 15 Drove to Bale Mill and Astra Springs with family. The Bale Mill Cory colony was present in the barn. Caught and banded most of them, but about 6 to 10 Got away. Termites spraying operations about 2 or 6 weeks ago may have disturbed them some. Most of the young were flying or near flying but one or two still pregnant. At Astra Springs the Mangerns said they were tired of the bats and this year had "sulfured" th dining room and some of the other buildings. Behind the kitchen chimney were hundreds of Myotis yumanensis, and antrozous was in the wall of near the entrance to the attic. Caught one antrozous