20 
STRANGE DWELLINGS. 
sages radiate, and from these other tunnels are driven. These 
radiating burrows evidently serve two purposes, enabling the 
animal to escape in any direction when alarmed, and serving to 
conduct it to its feeding grounds. 
CANADA POUCHED RAT. 
[Plan of Burrow.') 
The Canada Pouched Rat is nearly a foot in length, and is 
notable for the great development of its incisor teeth, which 
project beyond the lip : and for the dimensions of its cheek- 
pouches, which measure about three inches in length, and 
extend as far as the shoulders. It was formerly thought that 
the animal employed these pouches for the conveyance of earth 
out of its burrow, but it is now known that it does not make 
any such use of these natural pockets. 
