SYNOPSIS OF ORDERS AND FAMILIES. 
er 
FOOT OF RED-TAILED HAWK. Ae 
Family 36. FALCONS, HAWKS, EAGLES, ETC. \ 
FALCONIDA. 
Nostrils opening in a cere at the base of the bill; hook of 
\ 
AN 
bill and claws well developed; plumage firm and close; 
tarsus usually largely bare. \s 
we 4 1 
pesaes ON 
3 Nat $22e. 
BARN OWL. 
29 
