He curled up into a ball.
Meaning: This means that the wild animal with a reddish-brown coat and a bushy tail bent or twisted his body into a circular shape and moved or put his body inside of something else which was a round object that is used in games and sports.
Choice of Words: Curled is the past tense of curl which means to bend or twist something into a circular shape. Up is an adverb that is used to indicate a direction or position. Into means to move or put something inside of something else. A is an indefinite article that is used before singular countable nouns. Ball is a round object that is used in games and sports.
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Related Expressions