BIRDS WHICH FEED ON INSECTS 59 



Among the most interesting are the Creepers, of which the 

 Common Creeper (Certhia familiar is) (fig. 348) is abundant in 



Fig. 348. Common Creeper (Certhia familiaris] 



Britain, though it often escapes observation on account of its 

 dull coloration harmonizing with the tree-trunks and walls upon 

 which it hunts insects, spiders, and other small animals. The 



