36 INSECTS. 



the haunts of each animal, of its animal associates, of its 

 food, of its shelter, of its natural enemies, of its home, 

 in short, of the life it leads. Such study will lead to 

 important general truths relating to all animal life, includ- 

 ing that of man, and is best begun in the field. 



5. Remember that fear is inherent in most animals, and 

 that flashy colors, loud noises, and quick and careless move- 

 ments will frighten them, and cause the loss of opportuni- 

 ties for observation. Hence wear quiet colors, avoid 

 noise, avoid haste, and keep your eyes wide open. 



HEXAPOD INSECTS. 



THE BUTTERFLY. 

 (A PRELIMINARY LESSON.) 



Characteristics. The common sulphur butterfly (Eury- 

 mus philodice J ) will serve well for a beginning in the study 



of insects. It may be known by its 

 yellow wings bordered with black, 

 and by a silvery spot set in a patch 

 of pinkish brown on the lower sur- 

 face of the hind wings. Like other 

 butterflies, it may best be collected 

 about midday. Any clover field 

 or meadow will probably furnish a 



supply. Any other butterfly that 

 THE SULPHUR BUTTERFLY, 



Eurymus philodice (natu- can easily be collected will answer 

 ralsize ) the present purpose quite as well. 



Study of Live Specimens. Collect specimens for imme- 

 diate use and for preservation, 2 and while collecting study 

 the living butterflies and their haunts and habits, noting : 



1 Colias philodice of some authors. 



2 Observe that all the specimens captured are not in equally good con- 



