The caribou was found in a bed of volcanic ... The animals are believed to have walked the ancient Canadian tundra alongside animals like the woolly mammoth. The discovery of these mammal remains ...

Reindeer are a species of deer also known as caribou in certain regions. They are found in the Arctic tundra and boreal ...

There aren't many denning sites in the tundra's permafrost ... of quietness and caribou tracks – a vast expanse of compacted snow formed by thousands of moving animals." They deployed their ...