Two-year-olds have adopted the heel-to-toe adult walking style instead of the characteristically stiff, spread-legged gait of young toddlers. Their growing coordination allows them to maneuver their bodies more skillfully. They can now bend over without falling, walk backward, and gradually turn corners.
Shelov, S. P. (Editor-in-Chief). (2004.) Caring for Your Baby and Young Child: Birth to Age 5. The American Association of Pediatrics. Revised edition. New York: Bantam Books.