COMMUNITY ORGANIZATION: PERIODISM 



551 



100% 



80% 



60% > 



40% 



- 20% 



0% 



8 9 



A.M. 



II 12 I 2 



TIME 



Fig. 192. Relation of weather to the nocturnal activity of a silphid beetle (Leiodes ohso- 

 leta) in a beech-sugar maple forest in northeastern Ohio, July 11-12, 1930; relatively cool and 

 moist. The active beetles feed on myxomycetes ( Stemonitis sp. ) all night, and often copulate. 

 i After O. Park, Lockett, and Myers. ) 



'^.^I'^l'ND/WDUA 



LS 



7 8 



PM 



10 II 12 I 



TIME 



3 4 



7 8 

 AM 



100 % 



>- 

 80% 5 



Z> 

 X 



60% u 

 > 



< 



_J 

 LU 



40% (T 

 20% 



0% 



Fig. 193. Relation of weather to the nocturnal activity of a silphid beetle (Leiodes obsoleia) 

 in a beech-sugar maple forest in northeastern Ohio, July 18-19, 1930; relatively warm and dry. 

 There is httle activity and no copulation. (After O. Park, Lockett, and Myers.) 



