26 
Bill stout, nostrils covered by bristly tufts. 
Crows, Jays, etc 
Keel of bill us- 
ually extending 
more or less up 
on forehead. 
Cowbirdand 
Bobolink (Fig- 
ure 46) have 
bills resembling 
the sparrow, 
see species. 
Figures 50, 51 and 52. 
Bill conical, stout for seed cracking. (Bills 
superficially similar, see descriptions.) 
SPAT OWS cs 0) PM OIE |G NE kM oe ae 2 pe ae 
Slight or marked tooth on cutting side of 
upper mandible. 
TOMA TERS) VOM NT en i ON ak ed git) ON SE ar p. 180. 
