4 
PICiE. 
GENUS XIII. 
CORVUS— CROW. 
This Genus is distinguished by the fol- 
low ing characters. 
Bill, convex, sharp-edged. 
Nostrils, covered with setaceous recum- 
bent feathers. 
Tongue, cartilaginous, bifid. 
Feet, ambulatory. 
This Genus of birds contains the Ravens, 
the Crows, the Magpies, and the Jays. 
Most of them occur in every climate, and 
are consequently well known. They are 
very prolific, clamorous, and in general 
sufficiently social to unite in flocks. They 
build in general their nests in trees, and 
the number of young they produce are 
five or six. They feed promiscuously on 
animal and vegetable substances. On the 
approach of an enemy or a stranger, they 
act in concert, and drive him away with 
