68 
ORGANS OF VOICE. 
character, sometimes of uniform diameter throughout, 
at other times gradually swelling towards the middle, 
or with roundish enlarged cavities, as in the tufted 
and golden- eye Ducks, though these enlargements 
✓ 
are more frequently at the end of the tube. The 
first of the annexed figures represents the tube, the 
second the horny cavity, and the third, twisted 
windpipe, is that of the Crane, which is singularly 
bent, as it enters within the breast bone ; the cleft 
end is the internal termination ; the other its junc- 
tion with the mouth. 
It would be needless to dwell upon the infinite 
variety of notes of birds, but a few of the most 
striking deserve notice. 
In this country we find, indeed, few peculiarities, 
but nevertheless there are some. Thus, every body 
knows that Jackdaws, Starlings, and Magpies, may 
be taught to speak words, like Parrots ; but near a 
clergyman^ house, in Northamptonshire, a Blackbird 
was in the habit of crowing constantly, as accu- 
rately as a common cock, and nearly as loud. 
Perched upon the top bough of an ash-tree, it might 
