Disease, not poison, likely killed swans found around Michigan lake, DNR says
Disease, not poison, likely killed swans found around Michigan lake, DNR says Updated May 05, 2021; Posted May 05, 2021 A pair of mute swans is shown on Lake Michigan at Leelanau State Park in Leelanau County.MI Dept. of Natural Resources Facebook Share WATERFORD, MI – At least some of the dead swans recovered from a Michigan lake in April were killed by a parasite, not poison as originally suspected, according to the Michigan Department of Natural Resources. Wildlife biologists confirmed that a disease caused by a parasitic flatworm called Verminous Hemorrhagic Ulcerative Enteritis kille...