Concern grows over mystery horse deaths in Victoria as toll rises to 13

Horses at five properties, all at least 30km apart, have died within 48 hours of the rapid onset of a severe, unspecified illness

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The death toll of a mystery illness affecting horses in Victoria has risen to 13, with five properties now affected.

Agriculture Victoria began investigating the deaths as a significant event on Sunday after receiving reports that five horses had died on one property within the past two weeks.

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