List of Illustrations 

 COLOR PLATES 



Northern Spotted Owl, a rare inhabitant of the dense spruce and fir forests. 



(From a painting by Olaus J. Murie.) Frontispiece 



Map of the Life Zones of Oregon In pocket at end 



PLATES FROM PHOTOGRAPHS 



Page 

 i. A, Coast Range in Coos County, Oregon. B, Haystack Rock, Pacific City, Oregon, 



a great bird colony zo 



i. A, John Henrys Lake, Wallowa Mountains, Oregon. B, Kamela to Meacham, 



Oregon Trail on summit of Blue Mountains Z4 



3. A, Trail, Aneroid Lake to Tenderfoot Basin, Wallowa Mountains, Oregon. B, 



Aneroid Lake, from Pete's Point, Wallowa County, Oregon 15 



4. A, Steamboat Lake, in the Wallowa Mountains, Oregon. B, Winter in the Blue 



Mountains, Oregon z6 



5. A, Wapinitia Canyon, Wasco County, Oregon. B, Waterfalls between Sparks Lake 



and Green Lake, central Oregon Cascades, the haunt of the water ouzel, or 



dipper 2.7 



6. A, Mount Jefferson, Cascade Range, Oregon. B, Three Sisters, Cascade Range, 



Oregon 19 



7. A, Basalt canyons of southeastern Oregon. B, Hart Mountain, Lake County, Oregon. 30 



8 . Pacific Loon 66 



9. A, Nest and eggs of Eared Grebe. B, Eared Grebe 74 



10. A, Western Grebe. B, Nest and eggs of Pied-billed Grebe 78 



11. A, Downy young Forked-tailed Petrel, removed from nest burrow. B, Young White 



Pelicans 87 



iz. A, White Pelicans, with eggs in left foreground. B, White Pelicans taking off. ... 91 



13. A, Farallon Cormorants. B, Farallon Cormorant colony at Klamath Lake 96 



14. Brandt's Cormorant at nest with young 99 



15. Nesting colony of Brandt's Cormorants 100 



16. A, Nest and eggs of Treganza's Heron. B, Nests and eggs of California Heron in the 



treetops 104 



17. A, Nests of California Heron, up 150 feet. B, Young American Egret 106 



18. A, Black-crowned Night Heron. B, Nest and eggs of American Bittern nz 



19. A, Nest and eggs of Least Bittern. B, Young Least Bitterns 116 



zo. White-faced Glossy Ibis 118 



zi. A, Whistling Swan. B, Young Canada Goose izo 



Z2. A, Mallard drake. B, Baldpate 134 



Z3_ A, Female American Pintail on nest. B, American Pintail drake 141 



Z4_ A, Nest and eggs of Cinnamon Teal. B, Nest and eggs of Redhead 146 



Z5 . Western Harlequin Duck and young 166 



z6. Young Turkey Vulture 178 



Z7. A, California Condor. B, Cooper's Hawk i8z 



z8. Young Western Red-tailed Hawk 186 



Z9_ A, Nest of Ferruginous Rough-leg. B, Nest of Golden Eagle 192. 



30. Young Golden Eagle 194 



31. A, Young Marsh Hawks in nest. B, Osprey 197 



Fxv] 



