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Aphids (tiny plant-eating pests) are a favorite food for ____.
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aphids
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Blue whales eat small shrimp-like creatures called ____.
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krill
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Arctic ____ have the longest migration journeys.
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ladybugs
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Mammoths, elephants, and ____ have large teeth called tusks.
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locusts
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Cicadas are true bugs, whereas ____ are grasshoppers.
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ostriches
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White mulberry leaves are a favorite food for ____.
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silkworms
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Penguins, emus, rheas, kiwis, and ____ are flightless birds.
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terns
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Some ants farm ____ for their honeydew (sugary excretion).
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walruses
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