1948 Red Meadow, 7500 ft., Sierra Nat'l For., Madera Co., Calif. July 6, 1948 Saw one medium-sized bat fly high over camp at dusk. Betty has been trapping mammals for typhus quest, & the common forms are Tatus furificus, Ceromygus manipulates, & a brown fox (obscurus?). Sores falustris has been taken only once. One of her caged Tatus escaped during midafternoon, & made for the stream with great leaps. We chased it for sometime, and on at least 2 occasions it took to the water and swam proficiently. July 7, 1948 Hunted north of Sother Lake and then circled around & returned via the Devil's Postpile. Heard Jays once, & Redbreasted Nutatches several times. They must be regarded as fairly common here. Collected no birds. Saw red-breasted sap-sucker fly from a willow thicket at edge of a stream flowing thru a large meadow. Saw song sparrows (2) & Sierra Creeper (1). In camp around 11 saw fin or Olive Warbler singing from about 15 ft up in a lodge pole pine by the stream. When I squeaked it flew down into the alders and came quite close. Collected red-breasted sap-sucker from 25 ft up in a lodge-