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Northern Ontario

Manitoulin Island dog tests positive for Lyme disease

Published

Lyme disease tick, illustration. Ticks (superfamily Ixodoidea) are external parasites that feed on human and animal blood. Their bite can transmit a number of diseases including Lyme disease, which is caused by the bacterium Borrelia burgdorferi. (Kateryna Kon/Science Photo Library/GettyImages)