its turns grey
No, only the Arctic fox undergoes an annual color change.
A Tundra Fox does not exist by that name. Have you tried Arctic Fox?
Simply, for camouflage
brown brown
In the summer it is a grayish brown and in winter it is white.
bears eat the Arctic fox and arctic fox eats mouse
An Arctic fox is a carnivore.
Both the red fox and the Arctic fox live in the Arctic.
The answer is the Arctic fox. In summer, the Arctic fox's coat is brown or gray, but it turns white in winter to blend in with the snow for camouflage while hunting. This seasonal color change is known as "moulting."
Red foxes are 25% bigger and keep their reddish color the year round. They also have a more pointed snout. The Arctic fox changes to white during the winter. Both species can be found in Arctic. The red fox has been observed eating Arctic foxes.
The Arctic fox is an omnivore.