Cuti, Blair 1974 Journal 5 mi. W. Horse Thief Spring, Kingston Range San Bernardino Co., California April 6 Burrow complexes seem to be under mounds of the following appearance. [illegible] usually one or two active burrows were conspicuous at the roots of plants at the center of the mound. There is conspicuously less mine truck traffic on the road this year. At 10:00 PM took following readings: Temp 50° F, Rel Humidity, 16 %; @ 2:00 AM 47 °C; @ 6:30 AM April 7 43°C, 11° C Depression, Total catch: 3 Meotoma lepidula, 19 Peromyscus maniculatus, 11 Pipistrellus microps, 3 Intelius leucurus, 9 Perognathus longimembris, 4 Perognathus parvus 2 Onychomyx tanitra, Total all species, 51. a 50% capture rate. Of 11 microps captured 1/3 were sub-adult females were released, 4 adult females, over 70 g., were sared, 1 adult of was sared, one juvenile 36 g., which was captured at the same burrow system as a female, was sared and placed in the same cage as the female. The response was begging pot by the juvenile