Crowder Flat, 5200ft, 38mi. NNW of Alturas, Modoc Co., Calif. June 30 (cont'd.) - 7:59 A.M. - B to nest, sits at entrance, looks at it and looks around; over to branch, hitches down, taps. Silent. 8:06- adult scream NW of nest. 9:08- yelps, cheeps of young (not from nest). 8:15-more yelps; as I walk toward nest, B comes to nest tree, starts screaming. From the S. asps (10yds S.) a young bird flutters out across 75yds to big pines to the NW - same place one went yes- terday. Now both A and B up, screaming at me; A has insect food, B perhaps plant food. Both fly to W, after working around the usual perching places - branch by nest, asp 6ft away, small dead asp. 8:22-now A back to branch by nest, screams at me, taps, preens; goes to nest, looks at entrance, back to branch. 8:25- B from E., with insects; both scream; squks; A to E.; B still screaming, undoubtedly at me, goes to nest, looks at it, head not in; over to asp, continues screaming. Ants and flies at nest entrance. Juv. flickers in the asps are ignored. Now B over to W, few more screams. 8:37-About 100yds W- screams, yelps, cheeps- young being attended close by - I saw adult but couldn't see young. 8:42- same. 8:50 - More of same noises-now I see B feed a young bird about 8 ft up in a juniper -then B to mt. mahog. close by, works. 8:53 -Yelps from near #6- maybe young are out there; I had better go and see. As I go, A comes up a few feet away, screams at me without dropping the insects in its bill. 9:00 A.M.-at #6 - 9:01- young in nest are fed; loud cheeps, heads in and out. 9:04 d. from E., I feed, to f. asp, off. 9:05-dzn to f. asp, then out of sight; 9:08-d. to f.asp, to nest, I feed, to E. Much mt.mahogany to E.