Reindeer are native to and live in the arctic and subarctic regions, so it would be the tundra.
Tundra
Neither. Reindeer live in the tundra primarily not in deserts.
All of them live in deserts except for reindeer. Reindeer are animals of the tundra.
Romania hasn't tundra and deserts.
A vegetation region is the major types of plants that grow in that climate and area. So rainforests, grasslands, deserts, tundra, taiga have specific vegetation that grow in that region.
The most common animal to eat lichens in the tundra is the caribou (reindeer) and its favorite lichen is reindeer moss
green
there isn't one
santa and his reindeer.
Tundra and deserts represent different ecosystems.
Russia has tundra but no true deserts.
No one lives on the tundra except for reindeer herders. They still live in wigwams while on the tundra with their reindeer. No one lives in igloos, which actually were always nothing more than temporary housing. Of course, even reindeer herders now live in regular housing while not on the tundra.