112 NORTH AMERICAN FAUNA. [No. 16. 
25. Buteo borealis calurus. Western Red-tail. 
Rather common. Seen from time to time at Wagon Camp in July 
and early August, frequently at Squaw Creek Camp in August and 
September, and several times above timberline. One was seen flying 
over the summit of Shasta July 31 by W. II. Osgood and R. T. Fisher. 
Common during fall migration in Shasta Valley, where Osgood saw 
many September 17-20, and I saw several September 29—chiefly about 
the narrow meadows bordering Shasta River. At Sisson Miss Florence 
A. Merriam saw them September 3. 
Fig. 36.—Red-tail (Buteo borealis). Drawn by J. L. Ridgway. 
26. Buteo swainsoni. ‘Swainson Hawk. 
Rare. July 28 I saw a nearly black Swainson hawk near an aban- 
doned sawmill (alt. 4,800 feet) on the road from Wagon Camp to 
McCloud Mill. In July, 1899, Walter K. Fisher saw one in Shasta 
Valley. 
27. Aquila chrysaétos. Golden Kagle. 
Rather rare, but seen from time to time flying over the mountain, 
usually at high altitudes. C. H. Townsend shot one near Sheep Rock, 
at the north base of Shasta, August 21, 1883. 
28. Halizetus leucocephalus. Bald Eagle. 
In speaking of the bald eagle, C. H. Townsend states that when he 
had climbed to the extreme peak of Shasta (alt. 14,440 feet), on July 27, 
