MAMMALS 



80y 



And the long, stiff, l)ristlelike hairis on the sides of the 

 upper lip and around the eyes. These last aie tactile hairs 

 and are situated deep in tlie skin in intimate connection 

 with nerves. 



Eyes. — The eyes are set wide apart and the sense of 

 sight is very keen. Eacli ej'e has two movable, (j])uquc 

 lids and an imperfect, vestigial nii'titating membrane. 



l-'iG. 201 . 



' CTra\' rabbit. 



Ears and nostrils. — The external ears of the rabbit arc 

 very long and lai'ge antl can I)e turned in difl'erent directions 

 to catch the sound. The inner ear is well developed and 

 the sense of hearing is acute. This animal depends largely 

 upon its sense of hearing to detect the presence of enemies. 

 When hiding from danger in its form, its ears lie fiat along 

 the bod}'. At other times the rabljit rises up to its full 

 height, pricks up its ears, and hstens. 



The nostrils are longitudinal shts at the end of thcjiose. 



