Question: If crabs are more likely to eat snails with thicker shells, will
the distribution of the populati…


If crabs are more likely to eat snails with thicker shells, will
the distribution of the population change over time? Even if the
surival is NOT selective?
Why or why not?
40 32 24 16 80 0.0 il 2 4 Shell Thickness Shell thickness is variable Shell thickness is heritable Survival is selective

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40 32 24 16 80 0.0 il 2 4 Shell Thickness Shell thickness is variable Shell thickness is heritable Survival is selective

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