Not authoritative, maybe, but there's this: http://www.smithsonianmag.com/smart-news/radioactive-boars-are-roaming-around-germany-180952586/?no-ist http://www.s

Not authoritative, maybe, but there's this: http://www.smithsonianmag.com/smart-news/radioactive-boars-are-roaming-around-germany-180952586/?no-ist http://www.smithsonianmag.com/smart-news/radioactive-boars-a... and this: http://qz.com/258731/radioactive-wild-boars-still-run-wild-in-germany-28-years-after-chernobyl/ http://qz.com/258731/radioactive-wild-boars-still-run-wild-i... Both say the contamination comes from mushrooms.