The book and the film used the limits of human bodies to cultivate empathy for the experience of other beings.

The Western Arctic Caribou Herd, once the biggest in Alaska, is faltering, having fallen from a high of 490,000 animals in 2003 to only 152,000 as of 2023. But to the east, the Porcupine Caribou ...

Vuntut is the domain of the Porcupine caribou herd and half a million migratory birds, and is also the cultural homeland of the Vuntut Gwich’in people. In the Gwich’in language, vuntut means ...

These are the animals with the longest migrations. In the Yukon, Porcupine caribou travel 3,000 miles. This is the longest migration by land of any mammal on Earth. Monarch butterflies fly about ...