Poetry and Rhymes

When Carl Sandburg says "the fog comes on little cat feet", what poetic device is it?

More Questions from Poetry and Rhymes
Whose collection of poems is titled "The Princess Saves Herself In This One"?
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What did "Little Jack Horner" say?
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Who wrote the epic poem "The Aeneid"?
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How many fiddlers did Old King Cole call for?
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How many blind mice ran after the farmer's wife?
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Who wrote the poem "A Song From 'The Player Queen'"?
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Sylvia Plath was married to which English poet?
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In "Thumbelina", a field mouse tries to get the title character to marry what animal?
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