Global warming has led to less snow cover in some areas. Snow cover provides insulation for some burrowing, hibernating animals. In a population of rodents, some animals have slightly thicker fur, and animals with this trait are more likely to survive the winters with low snow cover and thus produce offspring in the spring. This scenario is an example of

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This scenario exemplifies natural selection, where individuals with traits better suited to their environment (in this case, thicker fur) are more likely to survive and reproduce, passing those advantageous traits to their offspring.

Global Warming Has Led to Less Snow Cover in Some