According to studies, the arctic fox populations in the tundra regions are being threatened by incursions of red fox populations from the south. based on current patterns in climate change, what is the most likely reason for the migration of the red fox to the tundra?

producers: apple trees, potatoes, carrots, grains, acorns, cabbage, grass, corn, lettuce

consumers: deer, mice, rabbits, chickens, squirrels, horses, worms, cows

predators: eagles, frogs, wolves, owls

for a different answer set the answer would be because the oxygen in the water had depleted (apex)