Question

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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?

A) southward spreading of tundra ice
B) loss of natural habitat in the south
C) extinction of natural prey in the south
D) an increase in tree cover in the tundra

Answer 1

D - an increase in tree cover in the tundra.

Answer 2

Based on current patterns in climate change,  loss of natural habitat in the south is the MOST likely reason for the migration of the red fox to the tundra

how does climate change affect migration of red fox?

• Warmer temperatures are helping red foxes to migrate and stay further north, according to research.
• the red fox is larger than the Arctic fox, it not only scares them away, causing mothers to abandon their litters, but it also competes for food.

• It is most abundant south of the arctic tundra. It is also present in tundra regions, which it shares with the Arctic fox.
• Where the ranges of the two species overlap, the red fox is dominant. In these areas, red foxes have been observed digging white (Arctic) foxes from their dens and killing them.

learn more about  climate change here:

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