KEY TO FAMILIES. — LAND BIRDS. 139 
Bill, slender; first primary, not short, the first, second and third, being about equal in 
length; hind toe and claw, longer than middle toe and claw ; hind toe nail, long, in this 
somewhat resembling larks, but no tufts of hair-like feathers over nostrils. 
eS ae Family MOTACILLIDA:. Pipits, Titlarks, etc. 
See page 311. 
GROUP 4. 
Birds having wings from 3.25 to 9.50 inches long.* 
Section 1. Bill, with strong hook; toes, armed with talons. 
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Wf hj iG 
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i SES 
Eyes, not surrounded by radial disk of feathers, as in the Owls; toes, armed with talon 
head, not bare. Family FALCONIDA:. Hawks, Falcons, Kites, etc. 
See page 162. 
Eyes, surrounded by radiated disk of feathers; plumage, soft; bill, hooked; toes, armed 
with talons. 
Family BUBONID4Z. Hoot Owls, Horned Owls. 
See page 186. 
* For directions for measurement, see page yiii. 
