1(6 
FALCONIM. 
Falco, generic characters . — Bill comparatively 
short, curved from the base, the mandible 
furnished with an angular tooth near its 
point, fitting into a corresponding notch in 
the maxilla ; nostrils circular ; wings long, 
accuminated, second quill longest, and the 
three or four first notched on their inner 
webs ; tarsi short, muscular, reticulated ; 
outer and inner toes unequal in length ; 
claws hooked, short, that of the hind toe 
longest. 
Note They are cosmopolite ; breed generally 
on precipitous cliffs ; solitary ; strike their 
prey on the wing ; are trained occasionally 
for the chase. 
