It is a fact that penguins' summer diet consists mostly of krill, which are plentiful and easy to catch. It is also a fact that fish are less plentiful in summer because of commercial fishing, and that fish require more energy to catch. Thus, the composition of penguins' diet in the summer is evidence of prey switching a) True b) False
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Prey switching occurs when a predator changes its preferred prey type based on availability and energy expenditure. Show more…
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