They like living in cold waters. And of course Alaska provides just that. Walruses like somewhat shallower waters where clams and other smaller crustaceans might live. That's their favorite food. You'll normally find walruses in groups of about 100 or so.
Walruses like to swim and look for food.
They'll once in awhile eat a seal or another aquatic animal, but they typically prefer crustaceans. If you're looking for walruses, you may need to look hard. They normally don't go where people are. They like to be only with other walruses and enjoy their natural habitat. Walruses love to eat.