CHAPTER V. 
BUTTERFLIES AND MOTHS WITH THEIR 
PROTECTIVE DEVICES. 
Directions for Work. Watch the caterpillars which 
have been collected in accordance with the directions 
previously given. Record the changes that occur. 
How many segments of the caterpillar have legs? 
How many of these legs are jointed ? 
If the jointed legs are attached only to the thorax, 
how many segments has the thorax ? 
Does the caterpillar have eyes? antenne ? palpi? 
Do you find mandibles and maxille ? 
Some of the caterpillars will change to chrysalids 
soon after collecting. 
In one of these chrysalids can you find head, thorax, 
and abdomen ? 
Is the chrysalis capable of any movement ? 
Can you fiud antennz, eyes, or palpi? 
Do you find wings or legs ? 
Can you see parts of any organs under the skin ? 
Collect several common yellow butterflies, or the 
white cabbage-butterflies. 
Where do you find them ? 
At what time in the day do they seem to be most 
active ? 
On what plants do they feed ? 
How do they take their food ? 
Notice how they fly and how they walk. 
How do they hold their wings when at rest ? 
Secure some eggs, if possible, and watch their 
development. 
45 
