Why do crabs walk sideways?

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A Because their leg joints bend sideways, so moving sideways is easiest
B Because they cannot see forward
C Because the sea current pushes them sideways
D none of the above

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Answer: A. Because their leg joints bend sideways, so moving sideways is easiest

A crab's legs are on the sides of its body and the joints bend outward, so walking sideways is the quickest and easiest way for it to move.

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Why do crabs walk sideways?

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