MUSKRAT, Ondatra zibethicus 



(Kigwaluk) 



Range. — Most of North America above Mexican 

 boundary, to limit of trees and beyond. 



Habitat. — Fresh-water and sah-water marshes 

 and in vicinity of rivers and streams ; occasionally 

 several miles from water. 



Races in Alaska. — The race zalophns (type lo- 

 cality: Becharof Lake) ranges on the Alaska 

 Peninsula from north of Nusliagak to tlie head of 

 Cook Inlet. Most Alaska muskrats belong to the 



race spatidatu-s ; in addition to interior localities 

 south of the Brooks Range, there are records from 

 Yakutat Bay and Revillagigedo Island in south- 

 eastern Alaska. 



Introduction-. — Muskrats were introduced in 

 1925 on Long Island, in 1929 on Kodiak Island, 

 and later on Afognak and Raspberiy Islands. 

 Other transplants have been made to the Pribilofs 

 and Prince of Wales Island. 







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