Learn More
TWO SPECIES OF ECHINOCOCCUS OCCUR IN CANADA: (1) E. multilocularis and (2) E. granulosus. E. multilocularis, originating in the Arctic, is spreading southwards and has reached Saskatchewan and the Dakotas. The original hosts are foxes but dogs and cats are alternatives. The larvae occur in field mice as multilocular microcysts containing numerous(More)