![](/img/cover-not-exists.png)
A Cottonmouth (Agkistrodon piscivorus) in Minnesota, and Historical Reports of Other Pit Vipers Unexpected in the Upper Midwest
Cochran, Philip A.Volume:
15
Language:
english
Journal:
Northeastern Naturalist
DOI:
10.1656/1092-6194-15.3.461
Date:
September, 2008
File:
PDF, 326 KB
english, 2008