Hedgerow Life 
state pretend they are not caterpillars at 
all, but something quite different. And 
they pretend so cleverly that you would 
never know what they really were, 
unless you were shown. For some are 
shaped just like a bit of dead stick, and 
are brown in colour, and have knobs 
- and lumps just like the knobs on a stick 
out of the hedge. It would not be 
of much use for them to look so like a 
stick as they do if they were moving 
about feeding, because the movement 
would tell the birds they were only 
shams; so they feed at night, and 
during the hours of daylight hold them- 
selves out stiff and straight by a pair of 
clasping legs right at the end of their 
body ; so that they look exactly like a 
bit of the hedge, instead of a fat, juicy 
caterpillar. When you first saw one, 
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