A 'lost world' of dinosaurs thrived in the snowy dark of Alaska, researchers say - Washington Post

Paleontology can be pretty grueling work, especially if you want to study dinosaurs who could handle snow.

To get to the Prince Creek Formation of Alaska -- an area rich with fossils of creatures who lived in the ancient Arctic -- scientists have to wait for things to thaw. Then they have to come in on tiny bush planes and take inflatable boats down rivers plagued by crumbling cliffs. If they make it to the dig site without a plane crash or a cascade of boulders, they're in for freezing rain, snow, and hordes of mosquitoes -- not to mention bears, wolves, and other dangerous predators.

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