16분
What Happened To The Crows? Curious City
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- 예술
A listener thought she’d noticed a change in Chicago’s crow population. And she was right. More than twenty years ago, the crow population of Illinois was at an all-time high. But just a few years later, half of the birds were dead. The crows were hit by a deadly virus. And it’s one that humans are susceptible to as well. So where was this virus coming from? Reporter Claire Caulfield finds the answer.
A listener thought she’d noticed a change in Chicago’s crow population. And she was right. More than twenty years ago, the crow population of Illinois was at an all-time high. But just a few years later, half of the birds were dead. The crows were hit by a deadly virus. And it’s one that humans are susceptible to as well. So where was this virus coming from? Reporter Claire Caulfield finds the answer.
16분