Gymnogyps californianus May 20, 1946 Berkeley, Calif. telling someone that if they wanted to see caddars they should contact Leif Beyten at Fillmore. May 29, 1946 E. of Famoso, Calif. I drove from Delano to MacFarland, thence east ward on the Woody road until about 1 mile from the junction with Famoso - Woody road. Sky clear, fair N.W. breeze, air warm. My attention was attracted by about 8 milling turkey vulture about ½ mile E. of the road, & I stopped to watch. At least 5 of the vulture perched on the dry-greasy slope of a small hill, & at 1:25 I saw an adult cador circling 100' above them. At 1:30 this cador descended as if to alight about ¼ mile S. of the vulture & over a ridge from there. The cador spiraled with legs extended & wings strongly flexed, & once or twice gave a "dip" of wings. I saw an immature also disappear behind the same hill. About 1:30 the turkey vulture took off - perhaps dis- turbed by my presence - and then I saw 3 cadors rise from the area. These 3 were one adult with left wing [illegible], 1 imm., & one ?. They circled with the buzzards, then drifted off about ½ mile to S. & separate from the buzzards, then scattered & worked back toward the area where they rose. At 1:40 I saw one