Deep, crusty snow piled up on fields in eastern Colorado after last week's snowstorm is driving herds of pronghorn onto roads, and dozens of them are dying, state wildlife officials said.

Deep, crusty snow piled up on fields in eastern Colorado after last week’s snowstorm is driving herds of pronghorn onto roads, and dozens of them are dying, state wildlife officials said.

A severe snowstorm blanketed the area with 2-3 feet of snow last weekend, forcing pronghorn to seek refuge on rural roads and highways. The deep snow and icy conditions have rendered these swift ...

Pronghorn (not the one pictured) are dying by the dozens along eastern Colorado roads after a snowstorm dumped several feet of snow across the region’s plains. Photo by Christie Greene via ...

When highways become icy, it's more difficult for the pronghorn to get off the road when vehicles approach. The agency said most of the animals were killed at night. It urged drivers to use extra ...