There are two varieties in a population of squirrels short tails and long tails. Long tail squirrels are better at jumping and balancing in trees. Scientists observe the over the span of 100 years the proportion of the population with long tails increases from 10% to 60%. Which statement is most likely? The proportion of short-tailed squirrels may have decreased due to the decreased food ability, the proportion of long-tailed squirrels may have increased due to the decrease in trees, the proportion of long tail squirrels may have increased due to increased food availability, the proportion of short-tailed squirrels may have decreased due to an increase in trees. Which one answer is correct?

Answer 1

The correct statement is: The proportion of short-tailed squirrels may have decreased due to the decreased food ability.