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Paracoracias

Photo: Zhao Chuang; courtesy of Peking Natural Science Organization

American Museum of Natural History

American Museum of Natural History

This bird, Paracoracias occidentalis, the fossils of which were found in Green River, Wyoming, closely resembles modern-day birds called rollers that live mostly in the tropics. So what was this bird doing in Wyoming? When it was alive around 50 million years ago, Wyoming was warm and swampy, like the tropics are today.

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  • Title: Paracoracias
  • Creator: Photo: Zhao Chuang; courtesy of Peking Natural Science Organization

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