THE TYPICAL BATS 



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In order to protect them from injury during the time that their owner is at 

 rest, the long and delicate ears of this bat are at such times generally carefully 

 folded away beneath the wings ; and since the upright tragus is then left standing 

 alone, the creature looks as if it had only short and slender ears. The ears both of 

 this bat and of its North American ally are relatively longer than in any other 



THE LONG-EARED BAT. 

 (Natural size.) 



animal ; and it is, indeed, probably solely due to the adventitious width communi- 

 cated to the body by the wings that the ears do not appear monstrous and out of all 

 proportion. The long-eared bat is a comparatively small animal, the length of the 

 head and body being just short of 2 inches ; while the ear measures about \\ inches, 

 and the spread of the expanded wings reaches 10 inches. 



