It would make sense for waterfowl to use waterways as navigational aids while they migrate south for the winter. And biologists thought that North American ducks used rivers as leading lines for ...

Despite the harsh conditions seen today, duck-billed dinosaurs roved the Arctic 69 million years ago, according to a new study. During the late Cretaceous period, the Arctic was vastly different than ...

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This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. WASHINGTON (AP) — At least 112 North ...

Add Yahoo as a preferred source to see more of our stories on Google. These are the various ways French, Chinese, Greek, Hindi, Arabian, Hungarian, Russian, and Thai might imitate the call of a ...