146 ANIMAL ECOLOGY 



habitat exhibits in the museum. The most remark- 

 able series of its kind in existence. An excellent 

 example of the educational value of ecological 

 ideas. 



DAHL, F. 



1896. Vergleichende Untersuchungen iiber die Lebensweise 

 wirbelloser Aasfresser. Sitzungsber. d. K. Akad. 

 Wissen. Berlin, 1896. I, pp. 17-30. 

 A study of carrion-feeding insects by the trapping 

 method. The kinds of insects attracted change 

 with the stage of decay. There is thus a succession. 

 Compare with Moffat's studies (1898). 



GATES, F. C. 



1911. Summer-bird Life in the Vicinity of Havana, Illinois, 

 in its Relation to the Prominent Plant Associations. 

 Wilson Bulletin, Vol. XXIII, No. 74, pp. 1-27. 

 One of the relatively few associational studies of birds. 



GIROD, P. 



1891. Les Societes chez les Animaux. pp. 342. Paris. 



GLEASON, H. A. 



1909. The Ecological Relations of the Invertebrate Fauna of 

 Isle Royale, Michigan. Ann. Rep. Mich. Geo. 

 Surv. for 1908, pp. 57-78. 



GRABAU, A. U. 



1898. Zoology : Marine Invertebrates, pp. 67-96. Grabau, 

 A. W., and Woodman, J. E. (editors). Guide to 

 Localities Illustrating the Geology, Marine Zoology, 

 and Botany of the Vicinity of Boston. Salem, 

 Mass. 



HART, C. A., and GLEASON, H. A. 



1907. On the Biology of the Sand Areas of Illinois. Bull. 



111. State Lab. Nat. Hist., Vol. VII, pp. 137-272. 

 Insect associations are discussed on pp. 220-227. 



Habitats are figured, and associated plants and 



animals are listed. 



