188 



Lebanon County Peiffer, L. S Fredericksburg. 



Derickson , S. H. , Annville. 



Monroe County, Allegar, I. L., N. "Water Gap. 



Northampton County Ashton, Walter, Easton. 



Montour County West, Mrs. G. P Danville. 



Perry County Brightbill, Mrs. Margaret Marsh Run. 



Warren County Wells, R. J Sugar Grove. 



Washington County Hnfford, J. F Amity. 



Westmoreland County Brinton, G. M., Irwin, R. F. D. 



Wyoming County, Smith, H. C Vosburg. 



Welles, R. C Meshoppen. 



Lowe, E Meshoppen. 



York County, Baird, Jno., Delta. 



Fortunately, it is not a reptile that wanders far from one fixed 

 place of abode, and thus in regions where it does not frequently 

 occur it is not often liable to be found at unexpected moments. 



These reptiles often live together and hibernate in dens or re- 

 treats that are suitable to them. It is true that great numbers of 

 them are taken at one time from hollow logs, caves or dens. 



Fig. 21. — Diagram showing the -percentages of 

 Food Items of Copperhead Snake (Aqkistniilon ron- 

 tortrix): 2 per cent. Snakes; 14 per cent. Insects; 

 8 per cent. Undetermined Mammals; 23 per cent. 

 Bomibycine Larvae; iVz per cent. Shrews; 4^4 per 

 cent. House Mice; 231/2 per cent. Field Mice; 13 per 

 cent. Undetermined Mice; 5 per cent. Batrachians; 

 2 per cent. Birds. 



The Coi)p('rhead agrees with the other members of this family in 

 being ovoviviparous, or bearing living young. It must be under- 

 stood as exi)laiTied in other ])ag('S of this bulletin that these are 

 enclosed in a membranous shell but are retained until hatched. 



