Caribou crossing the frozen Porcupine River upstream from Old Crow in the Yukon Territory became trapped when the river’s ice began breaking up. A caribou herd was crossing the frozen Porcupine River ...

The latest estimate for the Western Arctic Caribou Herd is 121,000, a steep drop from 2023. The last time the herd's numbers ...

Every autumn, caribou gather along the shores of Victoria Island in the Canadian Arctic and wait. Once the temperature drops and the ice gets thick enough, dozens of them cross together to mainland ...

Caribou weakened by harassing insects in the summer take longer to migrate to calving grounds the following spring. This means calves have less time to fatten up before winter. As Arctic summers ...

Indigenous communities in the Alaskan and Canadian Arctic have relied on the migratory Porcupine caribou herd for thousands of years, leading to a deep relationship and respect for the caribou. A ...