OF QUADRUPEDS. 
91 
BAT. 
The Bat is a singular genus of animals, 
partaking of the nature both of quadrupeds 
and birds, and appears to be the link which 
unites these two kingdoms together. In the 
Bat, the fore-feet are, properly speaking, 
neither wings nor feet, though the animal 
uses them both for the purpose of flying and 
walking. They are, in fact, two shapeless 
extremities, of which the bones are of a 
monstrous length, and connected by a mem- 
brane, neither with feathers nor hair. 
Their motion in the air may be termed an 
Uncertain flutter, as they are ill-qualified to 
accelerate, or even to direct their flight. 
Like quadrupeds, the Bat brings forth lier 
young alivo, and like them it has teeth and 
