142 



YOSEMITE NATURE NOTES 



Cuckoo-likc birds: Order Cuculiformes 



16. Cuckoos, Road-runners, etc.: Family Cuculidae — California road- 



runner 

 Owls: Order Strigiformes 



17. Barn Owls: Family Tytonidae — Barn owl (Note comb on front 



toenail) 



18. Horned Owls, etc.: Family Strigidae — Screech owl (Foot similar 



to Tytonidae but no comb on nail) 

 Goatsucker-like birds: Order Caprimulgiformes 



19. Goatsuckers: Family Caprimi;lgidae — Booming nighthawk (Note 



comb on middle toenail) 

 Swifts and Hunmiingbirds: Order Micropodiformes 



20. Swifts: Family Micropodidak — -Vaux's swift (Note bare spine-like 



shafts of tips of tail feathers) 



21. Hummingbirds: Family Trochilidae — Allen's hummingbird (fe- 



male) 

 Roller-like birds: Order Coraciiformes 



22. Kingfishers: Family Alcedinidae — Belted kingfisher 

 Woodpecker-like birds: Order Piciformes 



23. Woodpeckers: Family Picidae — -Yellow-bellied sapsucker (Note the 



zygodactyl foot — two toes in front, two behind) 

 Perching birds: Order Passeriformes 

 *24. Tyrant Flycatchers: Family Tyrannidae — Say's phoebe 



25. Larks: Family Alaudidae — Horned lark 



26. Swallows: Family Hirundinidae — Violet-green swallow 



27. Jays, Magpies, and Crows: Family Corvidae — Scrub jay 

 *28. Tits: Family Paridae — Plain titmouse 



*29. Nuthatches: Family Sittidae — White-breasted nuthatch 

 *30. Creepers: Family Certhiidae — Brown creeper' (The tail feathers 

 are stiffened and pointed) 



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