212 ANIMAL LIFE 
parent. With the head and feelers concealed beneath the 
wings, it makes the resemblance wonderfully exact. 
There are numerous instances of special protective 
resemblance among spiders. Many spiders (Fig. 134) that 
Fie. 134.—Spiders showing unusual shapes and patterns, for purposes of 
aggressive resemblance. 
live habitually on tree trunks resemble bits of bark or small, 
irregular masses of lichen. A whole family of spiders, 
which live in flower-cups lying in wait for insects, are white 
and pink and party-colored, resembling the markings of the 
special flowers frequented by them. This is, of course, a 
Fic, 135.--A pipe-fish (Phylloplerya) resembling sea-weed, in which it lives. 
special resemblance not so much for protection as for ag- 
gression ; the insects coming to visit the flowers are unable 
to distinguish the spiders and fall an easy prey to them. 
110. Warning colors and terrifying appearances.—In the 
cases of advantageous coloring and patterning so far dis- 
