12 OLSANINO8 /-'//o.i/ 



the month. Hovering above tin-in on Loth dates 

 have lu'on seen specimens of Vanessa fniti<>/><i Linn., 

 that handsome velvety-brown hnttertly, called the 

 mourning; cloak, or Camberwell heanty. This is the 

 most common of the five species of butterflies which 

 in Indiana pass the cold season in the perfect or winged 

 stage. For four long months they remain securely 

 hidden in crevices of rocks or logs. When called 



Fig. 1 Camberwell Beauty. (After Harris.) 

 (The under cult- of wing is shown on the riyht. > 



forth by the warm spring breezes they find ready and 

 waiting for them the snow trilliums with their store 

 of honey, and, after their prolonged fast, they no doubt 

 feast bountifully thereon. Thus is seen an example 

 of that mutual interdependence existing everywhere 

 among the various objects of nature, for never does an 

 insect come forth until its food plant is ready: and. 

 on the other hand, the plant seldom blooms but an 

 insect appears ready to aid in its fertilization. 



